## MATH 114N Week 7 Test 3 Review (3 Variants)

##### MATH 114N Week 7 Test 3 Review (Version 1)

**1. Question: **Solve

(x – 10)2 = 20

**2. Question: **Simplify the radical.

√48

**3. Question:** Use the quadratic formula to solve the equation.

2×2 + 2x = 0

**4. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(k^8/9)

**5. Question: **Graph the quadratic function by plotting points. Give the coordinates of the vertex.

y = -2x^{2} + 2

**6. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(〖 9m〗^9 n^10 )

**7. Question:** Determine whether the graph is that of a function. Does the graph represent a function?

**8. Question:** Given the function f(x) = |x + 7|, find each of the following.

f(3), f(- 6), f(0)

**9. Question:** Determine whether the relation is a function. Explain

x = – 6

**10. Question:** Decide whether the following equation defines y as a function of x.

y = 4 x

**11. Question:** Find the square root.

√0.00081

**12. Question:** Solve the equation by using the square root property. Simplify all radicals.

(5k + 1)2 – 20 = 0

**13. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√x6

**14. Question:** Give the coordinates of the vertex. Sketch the graph of the equation.

y = x2 + 2x + 6

**15. Question: **Find the domain and the range of the relation, and determine whether it is a function.

{(7,2),(- 9, -4),(2, -2),(5, – 9)}

**16. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(100y^4 )

**17. Question:** Find the product and simplify.

√3 . √21

**18. Question:** Simplify the radical

√110

**19. Question:** Solve the equation by using the square root property. Simplify all radicals.

7x^{2} = 5

**20. Question:** Find the length of the third side of the right triangle. Give an exact answer and an approximation to three decimal places.

**21. Question:** Use the quadratic formula to solve the equation.

2/5 x2 – x + 19/10 = 0

**22. Question:** Find the square root.

√(- 196)

**23. Question:** Find the square root.

*– √(121/16)*

**24. Question:** Use the product and quotient rules, as necessary, to simplify the radical expression.

(√64)/(√9)

**25. Question:** Use the product rules to simplify the radical.

√7 . √7

## STATUS

##### MATH 114N Week 7 Test 3 Review (Version 2)

**1. Question:** Determine whether the relation is a function. Explain

x = – 7

**2. Question: **Find the domain and the range of the relation, and determine whether it is a function.

{(7,5),(- 7, – 4),(2, -2),(3, – 7)}

**3. Question:** Solve the equation by using the square root property. Simplify all radicals.

(2k + 3)2 – 12 = 0

**4. Question:** Find the square root.

√1

**5. Question:** Solve the equation by using the square root property. Simplify all radicals.

7×2 = 5

**6. Question: **Find the square root.

– √(324/25)

**7. Question: **Graph the quadratic function by plotting points. Give the coordinates of the vertex.

y = -2×2 + 4

**8. Question:** Simplify the radical.

√182

**9. Question:** Decide whether the following equation defines y as a function of x.

y = x

**10. Question: **Determine whether the graph is that of a function. Does the graph represent a function?

**11. Question:** Given the function f(x) = |x + 8|, find each of the following.

f(5), f(- 9), f(0)

**12. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√x8

**13. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√252

**14. Question:** Give the coordinates of the vertex. Sketch the graph of the equation.

y = x2+ 4x + 5

**15. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(81y^6 )

**16. Question:** Find the length of the third side of the right triangle. Give an exact answer and an approximation to three decimal places.

**17. Question: **Find the product and simplify.

√3 . √21

**18. Question: **Solve

(x- 2)2 = 12

**19. Question:** Use the product rule to simplify the radical.

√(13 ). √13

**20. Question:** Use the quadratic formula to solve the equation.

2×2 + 8x = 0

**21. Question:** Use the product and quotient rules, as necessary, to simplify the radical expression.

√81/16

**22. Question:** Use the quadratic formula to solve the equation.

x2- x + = 0

**23. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(k^8/9)

**24. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(〖 4m〗^7 n^10 )

**25. Question:** Find the square root.

√(- 169)

##### MATH 114N Week 7 Test 3 Review (Version 3)

**1. Question:** Decide whether the following equation defines y as a function of x.

y = 12x

**2. Question: **Solve

(x- 18)2 = 18

**3. Question: **Graph the quadratic function by plotting points. Give the coordinates of the vertex.

y = -2×2 + 2

**4. Question: **Find the square root.

– √(81/121)

**5. Question:** Simplify the radical.

√130

**6. Question:** Simplify the radical.

√72

**7. Question:** Solve the equation by using the square root property. Simplify all radicals.

2×2 = 5

**8. Question: **Find the domain and the range of the relation, and determine whether it is a function.

{(7, 3),(- 8, – 5),(2, -1),(5, – 10)}

**9. Question:** Determine whether the relation is a function. Explain

x = – 3

**10. Question:** Use the product rule to simplify the radical.

√(15 ). √15

**11. Question: **Find the product and simplify.

√3 . √33

**12. Question:** Find the square root.

√(- 225)

**13. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(k^10/65)

**14. Question: **Determine whether the graph is that of a function. Does the graph represent a function?

**15. Question:** Given the function f(x) = |x + 8|, find each of the following.

f(1), f(- 8), f(0)

**16. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√64 y^6

**17. Question:** Use the product and quotient rules, as necessary, to simplify the radical expression.

√100/√81

**18. Question:** Find the length of the third side of the right triangle. Give an exact answer and an approximation to three decimal places.

**19. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(x^12 )

**20. Question:** Simplify the radical. Assume that all variables represent nonnegative real numbers.

√(〖 36m〗^11 n^10 )

**21. Question:** Use the quadratic formula to solve the equation.

2×2 + 6x = 0

**22. Question:** Solve the equation by using the square root property. Simplify all radicals.

(3k + 5)2 – 8 = 0

**23. Question:** Use the quadratic formula to solve the equation.

x2- x + = 0

**24. Question:** Find the square root.

√0.0016

**25. Question:** Give the coordinates of the vertex. Sketch the graph of the equation.

y = x2+ 2x + 5