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1. Write a quadratic equation in...

1. 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: 4, only solution

The equation is =0

2. Find the x-intercepts for the graph of the equation y=x^2+3x-10

The x-intercepts are

3. Jack usually mows his lawn in 7hrs. Marilyn can mow the same yard in 3 hrs. How much time would it take for them to mow the lawn together?

4. subtract the polynomials

(-9w^2+3w+2)-(7w^2+2)

5. Factor completely 200a^2 +640at+512t^2=

6. Use the quadratic formula to solve the equation. 2x^2 – x= -2

The solution set is

7. Factor w^2 +4w+4=

8. Factor the trinomial b^3-4b^2-12b

9. Factor 45-14r+r^2=

10. Find the variation constant and an equation of variation where y varies directly as x and y=32 when x=4.

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

11. Perform the indicated operations and simplify z-4/z-7 - z+1/z+7 + z-49/z^2-49=

12. Subtract. Simplify, if possible. 7-z/z-3 - 2z-9/3-z=

13. Divide and simplify d^8/d^14=

14. If the sides of a square are lengthened by 6 cm, the area becomes 225 cm^2. Find the length of a side of the original square.

15. Identify the degree of each term of the polynomial and the degree of the polynomial.

-7x^3 +6x^2 +8x+6

The degree of the first term is?

2nd term is?, 3rd term is?, 4th term is?, the polynomial is?

16. Solve s^2-7s-30= The solution is?

17. factor completely 25s^2+1-10s

18. Add. (2x^2 –axy+y^2) +(-7x^-8xy-y^2)+(x^2+xy-7y^2)

19. Find the greatest common factor for the group of terms -66a^4, 11a^5

20. Multiply (r+f) (r^2-rf+f^2)

21. Divide and simplify 7w-42/121 divide w-6/55w

22. Use the foil method to find the project (4x^3 - 5)(x^7 - 2)=

23. Solve for x 4x(x-1) – 5x(x)=3

24. If a pro basketball player has a vertical leap of 20 inches, what is his hang time? Use the hang-time function V=48 T^2. His hang time is seconds?

25. Solve x^2 +14x- 4=0

Solution: 4, only solution

The equation is =0

2. Find the x-intercepts for the graph of the equation y=x^2+3x-10

The x-intercepts are

3. Jack usually mows his lawn in 7hrs. Marilyn can mow the same yard in 3 hrs. How much time would it take for them to mow the lawn together?

4. subtract the polynomials

(-9w^2+3w+2)-(7w^2+2)

5. Factor completely 200a^2 +640at+512t^2=

6. Use the quadratic formula to solve the equation. 2x^2 – x= -2

The solution set is

7. Factor w^2 +4w+4=

8. Factor the trinomial b^3-4b^2-12b

9. Factor 45-14r+r^2=

10. Find the variation constant and an equation of variation where y varies directly as x and y=32 when x=4.

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

11. Perform the indicated operations and simplify z-4/z-7 - z+1/z+7 + z-49/z^2-49=

12. Subtract. Simplify, if possible. 7-z/z-3 - 2z-9/3-z=

13. Divide and simplify d^8/d^14=

14. If the sides of a square are lengthened by 6 cm, the area becomes 225 cm^2. Find the length of a side of the original square.

15. Identify the degree of each term of the polynomial and the degree of the polynomial.

-7x^3 +6x^2 +8x+6

The degree of the first term is?

2nd term is?, 3rd term is?, 4th term is?, the polynomial is?

16. Solve s^2-7s-30= The solution is?

17. factor completely 25s^2+1-10s

18. Add. (2x^2 –axy+y^2) +(-7x^-8xy-y^2)+(x^2+xy-7y^2)

19. Find the greatest common factor for the group of terms -66a^4, 11a^5

20. Multiply (r+f) (r^2-rf+f^2)

21. Divide and simplify 7w-42/121 divide w-6/55w

22. Use the foil method to find the project (4x^3 - 5)(x^7 - 2)=

23. Solve for x 4x(x-1) – 5x(x)=3

24. If a pro basketball player has a vertical leap of 20 inches, what is his hang time? Use the hang-time function V=48 T^2. His hang time is seconds?

25. Solve x^2 +14x- 4=0

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