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There are 66 questions that are due by midnight tonight I am having trouble with these questions could you please help me out thank you!

1.) Find a polynomial for the perimeter and for the area with one side y+5 and the other side y

2.) Add.

(2cÙ4 – 3cÙ3 + 2cÙ2 +13c –6) + (cÙ5 +7cÙ3 +8cÙ2 –2c +4) + (-5cÙ4 +cÙ2 – 9c –7)

3.) Multiply

(-3t)Ù2 (4tÙ8)Ù2

4.) Use rational exponents to write xÙ1/9 * yÙ1/4 * zÙ1/5 as a single radical expression

5.) Factor the trinomial 5Ù3 – 2sÙ2 –63s

6.) Multiply (2Ö7 -4Ö5) (5Ö7 + 10Ö5)

7.) Identify the degree of each term of the polynomial and the degree of the polynomial –5xÙ3 +4xÙ2 +4x+4

The degree of the first term is?

The degree of the second term is?

The degree of the third term is?

The degree of the fourth term is?

The degree of the polynomial is?

8.) Find the variation constant and an equation of variation where y varies directly as x and y=8 when x=1

The variation constant is k=

The equation of variation is y=

9.) Solve 5/y=8/y – 1/5

10.) Find the following. Ù18Ö(-9)Ù18

11.) A.) Solve 3xÙ2 –21

b.) Find the x-intercepts of f(x)=3xÙ2 –21

a.) what are the solutions?

b.) What are the x-intercepts?

12.) Divide and simplify.

7y – 56 ¸ y –8

15 21y

13.) Find the greatest common factor for the group of terms –18aÙ2, 3aÙ4

14.) Use rational exponents to simplify Ù4ÖxÙ16

15.) Subtract. Simplify by collecting like radical terms if possible 9Ö12 - 3Ö3

16.) Factor. wÙ2 +16w +64

17.) Find the following. Assume that variables can represent any real number, Ö(a+6)Ù2

18.) Factor completely 80aÙ2 +200af +25fÙ2

19.) Perform the indicated operations and simplify.

w-6 – w+1 + w-21

w-7 w+7 wÙ2 –49

20.) Factor completely 8xÙ5 –32xÙ4 +56xÙ3

21.) Find all numbers for which the rational expression is undefined.

pÙ3 –6p

pÙ2 –49

22.) Express using a positive exponent. uÙ-2

23.) Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, axÙ2 + bx+ c=0

Solution 7, only solution

24.) If the sides of a square are lengthened by 7cm, the area becomes 225 cmÙ2. Find the length of a side of the original square.

The length of a side of the original square is___ cm.

25.) Factor completely 81bÙ2 +4 – 36b

26.) Find the vertex, the line of symmetry, and the maximum or minimum value of f(x). Graph the function

The vertex is=

The line if symmetry is x=

What is the maximum/minimum value of f(x)?

Is the value, f(-5)=8, a minimum or maximum?

27.) Use the quadratic formula to solve the equation 2xÙ2 –x =-4

The solution set is{ }

28.) Simplify by removing factors of 1.

8rÙ2 +8r

56rÙ2 +64r

29.) Solve: rÙ2 +2r –15=0

30.) Subtract the polynomials (-5bÙ2 +7b +3) –(9bÙ2 +3)

31.) Multiply (v + g) (vÙ2 – vg + gÙ2)

32.) Rationalize the denominator. Assume that all expressions under radicals represent positive numbers.

Öc - Öd

Öc + Öd

33.) Multiply and simplify

49xÙ2 * 2x- 6

2xÙ2 – 12x +18 7x

34.) Solve xÙ2 +2x –4=0

35.) Factor completely

36vÙ2 –25

36.) Evaluate the polynomial for x=2

3xÙ2 – 4x +3

37.) Jack usually mows his lawn in 3 hours. Marilyn can mow the same yard in 4 hours. How much time would it take for the to mow the lawn together?

38.) Simplify by removing factors of 1

sÙ2 – 81

( s +9 )Ù2

39.) Multiply and simplify. Assume variables represent nonzero real numbers. zÙ16 * zÙ0

40.) If a pro basketball player has a vertical leap of about 35 inches, what is his hang time? Use the hang-time function v=48TÙ2

41.) Solve 10xÙ4 –27xÙ2 +5=0

42.) Use the FOIL method to find the product.

( 7xÙ4 –2)(xÙ7 – 3)

43.) Solve Ö7x +46=x+4

44.) Solve for x: 4x(x-8)-5x(x-7)=-4

45.) Solve tÙ2 –3t –28=0

46.) Find the x-intercepts for the graph of the equation y=xÙ2 +3x –10

47.) Simplify by factoring. assume that all expressions under radicals represent nonnegative numbers.

Ö20aÙ2 b

48.) Simplify by taking roots of the numerator and the denominator. Assume that all expressions under radicals represent positive numbers.

Ù3Ö512xÙ11/yÙ3

49.) Simplify Ù5Ö- 1/3125

50.) Television sets. What does it mean to refer to a 20-in tv set of a 25- in tv set? Such units refer to the diagonal of the screen. A 10-in tv set also has a width of 8 inches. What is it’s height?

51.) For the following equation. State the value of the discriminant and then describe the nature of the solutions

-15xÙ2 +3x –16=0

what is the value of the discriminant?

Which one of the statements below is correct?

a.) the equation has one real solution

b.) the equation has two imaginary solutions

c.) the equation has two real solutions

52.) Subtract. Simplify, if posiable

4-x – 5x-8

x-9 9-x

53.) Factor: 18-9w+wÙ2

54.) Solve. (x+11)(x-16)(x+9)>0

55.) In a right triangle, find the length of the side not given.

B=2, c=Ö13 the length of the third side is?

56.) Rewrite with a rational exponent Ù6Ö21

57.) Add. Simplify if posiable

3y + y

yÙ2 –49 y-7

58.) Divide. (28bÙ3 +13bÙ2 +30b +31) ¸ ( 4b +3)

59.) Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers

Ù3Öy7 Ù3Ö81yÙ8

60.) Multiply (8x+1)(4xÙ2 +6x + 3)

61.) Find the vertex, the line of symmetry, the maximum or minimum value of th quadratic function, and graph the function f(x)= -2xÙ2 +2x +9

The x-coordinate of the vertex is?

The y-coordinate of the vertex is?

The equation of the line of symmetry is x=

The maximum/minimum of f(x) is

The maximum/minimum, f(1/2)=19/2 is?

62.) divide and simplify

nÙ2

nÙ14

63.) Rewrite the following expression with positive exponents

(17xy)Ù-2/9

64.) Add. (4xÙ2 –8xy +yÙ2) +( -7xÙ2-5xy-yÙ2) +( xÙ2 +xy –6yÙ2)

65.) Convert to decimal notation 8.83 x 10Ù7

66.) Multiply

( v+ ½)(v+1/3)

1.) Find a polynomial for the perimeter and for the area with one side y+5 and the other side y

2.) Add.

(2cÙ4 – 3cÙ3 + 2cÙ2 +13c –6) + (cÙ5 +7cÙ3 +8cÙ2 –2c +4) + (-5cÙ4 +cÙ2 – 9c –7)

3.) Multiply

(-3t)Ù2 (4tÙ8)Ù2

4.) Use rational exponents to write xÙ1/9 * yÙ1/4 * zÙ1/5 as a single radical expression

5.) Factor the trinomial 5Ù3 – 2sÙ2 –63s

6.) Multiply (2Ö7 -4Ö5) (5Ö7 + 10Ö5)

7.) Identify the degree of each term of the polynomial and the degree of the polynomial –5xÙ3 +4xÙ2 +4x+4

The degree of the first term is?

The degree of the second term is?

The degree of the third term is?

The degree of the fourth term is?

The degree of the polynomial is?

8.) Find the variation constant and an equation of variation where y varies directly as x and y=8 when x=1

The variation constant is k=

The equation of variation is y=

9.) Solve 5/y=8/y – 1/5

10.) Find the following. Ù18Ö(-9)Ù18

11.) A.) Solve 3xÙ2 –21

b.) Find the x-intercepts of f(x)=3xÙ2 –21

a.) what are the solutions?

b.) What are the x-intercepts?

12.) Divide and simplify.

7y – 56 ¸ y –8

15 21y

13.) Find the greatest common factor for the group of terms –18aÙ2, 3aÙ4

14.) Use rational exponents to simplify Ù4ÖxÙ16

15.) Subtract. Simplify by collecting like radical terms if possible 9Ö12 - 3Ö3

16.) Factor. wÙ2 +16w +64

17.) Find the following. Assume that variables can represent any real number, Ö(a+6)Ù2

18.) Factor completely 80aÙ2 +200af +25fÙ2

19.) Perform the indicated operations and simplify.

w-6 – w+1 + w-21

w-7 w+7 wÙ2 –49

20.) Factor completely 8xÙ5 –32xÙ4 +56xÙ3

21.) Find all numbers for which the rational expression is undefined.

pÙ3 –6p

pÙ2 –49

22.) Express using a positive exponent. uÙ-2

23.) Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, axÙ2 + bx+ c=0

Solution 7, only solution

24.) If the sides of a square are lengthened by 7cm, the area becomes 225 cmÙ2. Find the length of a side of the original square.

The length of a side of the original square is___ cm.

25.) Factor completely 81bÙ2 +4 – 36b

26.) Find the vertex, the line of symmetry, and the maximum or minimum value of f(x). Graph the function

The vertex is=

The line if symmetry is x=

What is the maximum/minimum value of f(x)?

Is the value, f(-5)=8, a minimum or maximum?

27.) Use the quadratic formula to solve the equation 2xÙ2 –x =-4

The solution set is{ }

28.) Simplify by removing factors of 1.

8rÙ2 +8r

56rÙ2 +64r

29.) Solve: rÙ2 +2r –15=0

30.) Subtract the polynomials (-5bÙ2 +7b +3) –(9bÙ2 +3)

31.) Multiply (v + g) (vÙ2 – vg + gÙ2)

32.) Rationalize the denominator. Assume that all expressions under radicals represent positive numbers.

Öc - Öd

Öc + Öd

33.) Multiply and simplify

49xÙ2 * 2x- 6

2xÙ2 – 12x +18 7x

34.) Solve xÙ2 +2x –4=0

35.) Factor completely

36vÙ2 –25

36.) Evaluate the polynomial for x=2

3xÙ2 – 4x +3

37.) Jack usually mows his lawn in 3 hours. Marilyn can mow the same yard in 4 hours. How much time would it take for the to mow the lawn together?

38.) Simplify by removing factors of 1

sÙ2 – 81

( s +9 )Ù2

39.) Multiply and simplify. Assume variables represent nonzero real numbers. zÙ16 * zÙ0

40.) If a pro basketball player has a vertical leap of about 35 inches, what is his hang time? Use the hang-time function v=48TÙ2

41.) Solve 10xÙ4 –27xÙ2 +5=0

42.) Use the FOIL method to find the product.

( 7xÙ4 –2)(xÙ7 – 3)

43.) Solve Ö7x +46=x+4

44.) Solve for x: 4x(x-8)-5x(x-7)=-4

45.) Solve tÙ2 –3t –28=0

46.) Find the x-intercepts for the graph of the equation y=xÙ2 +3x –10

47.) Simplify by factoring. assume that all expressions under radicals represent nonnegative numbers.

Ö20aÙ2 b

48.) Simplify by taking roots of the numerator and the denominator. Assume that all expressions under radicals represent positive numbers.

Ù3Ö512xÙ11/yÙ3

49.) Simplify Ù5Ö- 1/3125

50.) Television sets. What does it mean to refer to a 20-in tv set of a 25- in tv set? Such units refer to the diagonal of the screen. A 10-in tv set also has a width of 8 inches. What is it’s height?

51.) For the following equation. State the value of the discriminant and then describe the nature of the solutions

-15xÙ2 +3x –16=0

what is the value of the discriminant?

Which one of the statements below is correct?

a.) the equation has one real solution

b.) the equation has two imaginary solutions

c.) the equation has two real solutions

52.) Subtract. Simplify, if posiable

4-x – 5x-8

x-9 9-x

53.) Factor: 18-9w+wÙ2

54.) Solve. (x+11)(x-16)(x+9)>0

55.) In a right triangle, find the length of the side not given.

B=2, c=Ö13 the length of the third side is?

56.) Rewrite with a rational exponent Ù6Ö21

57.) Add. Simplify if posiable

3y + y

yÙ2 –49 y-7

58.) Divide. (28bÙ3 +13bÙ2 +30b +31) ¸ ( 4b +3)

59.) Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers

Ù3Öy7 Ù3Ö81yÙ8

60.) Multiply (8x+1)(4xÙ2 +6x + 3)

61.) Find the vertex, the line of symmetry, the maximum or minimum value of th quadratic function, and graph the function f(x)= -2xÙ2 +2x +9

The x-coordinate of the vertex is?

The y-coordinate of the vertex is?

The equation of the line of symmetry is x=

The maximum/minimum of f(x) is

The maximum/minimum, f(1/2)=19/2 is?

62.) divide and simplify

nÙ2

nÙ14

63.) Rewrite the following expression with positive exponents

(17xy)Ù-2/9

64.) Add. (4xÙ2 –8xy +yÙ2) +( -7xÙ2-5xy-yÙ2) +( xÙ2 +xy –6yÙ2)

65.) Convert to decimal notation 8.83 x 10Ù7

66.) Multiply

( v+ ½)(v+1/3)

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