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27. use rational exponents to...

27. use rational exponents to simplify. x^25 inside the square root sign with a 5 on the left hand side.

28. x^2 +14x -4=0 solve

29. x^1/6 times y1/5 times z1/4

30. Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, ax^2 + bx+c=0 Solution: 9, only solution.

32. Factor. 35-12b+b^2

33. 3-z/z-8 - 9z-7/8-z

34. Simplify by removing factors of 1. n^2-64/(n+8)^2

35. (17xy) ^7/10

36. b^9/b^18

37. (a+2)^2 under the square root sign.

38. Find the variation constant and an equation of variation where y varies directly as x and y=20 when x=10.

the variation constant is k= ? The equation of variation is y=

39. Solve 2x^2 =10. b) find teh x- intercepts of f(x)= 2x^2-10.

40. 3x+24 squared =x+2

41. Factor. r^2 +6r+9

42. For the following equation, state the value of the discriminant and then describe the nature of the solutions. -6x^2 +8x + 13=0

43.divide and simplify 7v-28 /6 divided v-4 /15v

45. Factor completely 49t^2 + 9 -42t

46. Solve. 10x^4 -27x^2 +5=0

47. solve for x. 4x(x-9)-5x(x-8)=-5

49.Factor completely. 45s^2 + 150sp + 125p^2

50. find the vertex,line of symmetry, the max or min value of the quadratic function, and graph. F(x)=-2x^2 + 2x+7

51. multiply and simplify. 81a^2/5a^2 - 40a+80 * 5a-20 /9a

52.Multiply (s+1/2)(s+1/5)

53. Factor the trinomial. r^3-3r^2-18r

54. mult and simplify. assume variables represent nonzero real numbers. y^15 *y^0

56. If the sides of a square are lengthened by 8 cm, the area becomes 225 cm^2. Find the length of the original square. The length of a side of the original square is ? cm.

57. Express using positive exponent. m^-6

58. identify the degree of each term of the polynomial and the degree of the polynomial. -3x^3 +4x^2+8x+6. The degree of the first term is? the degree of the second term is ?

28. x^2 +14x -4=0 solve

29. x^1/6 times y1/5 times z1/4

30. Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, ax^2 + bx+c=0 Solution: 9, only solution.

32. Factor. 35-12b+b^2

33. 3-z/z-8 - 9z-7/8-z

34. Simplify by removing factors of 1. n^2-64/(n+8)^2

35. (17xy) ^7/10

36. b^9/b^18

37. (a+2)^2 under the square root sign.

38. Find the variation constant and an equation of variation where y varies directly as x and y=20 when x=10.

the variation constant is k= ? The equation of variation is y=

39. Solve 2x^2 =10. b) find teh x- intercepts of f(x)= 2x^2-10.

40. 3x+24 squared =x+2

41. Factor. r^2 +6r+9

42. For the following equation, state the value of the discriminant and then describe the nature of the solutions. -6x^2 +8x + 13=0

43.divide and simplify 7v-28 /6 divided v-4 /15v

45. Factor completely 49t^2 + 9 -42t

46. Solve. 10x^4 -27x^2 +5=0

47. solve for x. 4x(x-9)-5x(x-8)=-5

49.Factor completely. 45s^2 + 150sp + 125p^2

50. find the vertex,line of symmetry, the max or min value of the quadratic function, and graph. F(x)=-2x^2 + 2x+7

51. multiply and simplify. 81a^2/5a^2 - 40a+80 * 5a-20 /9a

52.Multiply (s+1/2)(s+1/5)

53. Factor the trinomial. r^3-3r^2-18r

54. mult and simplify. assume variables represent nonzero real numbers. y^15 *y^0

56. If the sides of a square are lengthened by 8 cm, the area becomes 225 cm^2. Find the length of the original square. The length of a side of the original square is ? cm.

57. Express using positive exponent. m^-6

58. identify the degree of each term of the polynomial and the degree of the polynomial. -3x^3 +4x^2+8x+6. The degree of the first term is? the degree of the second term is ?

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