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Mth – LINEAR EQUATIONS AND INEQUALITIES

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Question 1 of 20 0% read

1. Which equation has solution x = 2?

A √x = 4

B |x - 2| = 0

C √(x+2) = 3

D |x| = 4

2. Solve: |x| = 7

A 7 only

B -7 only

C 7 and -7

D 0

3. Solve for x: 2√x = 10

A 5

B 25

C 20

D 100

4. Solve for x: √(x + 6) = 4

A 10

B 2

C 16

D 4

5. Solve: |x - 5| = 3

A 8 only

B 2 only

C 8 and 2

D 5 and 3

6. Which equation has solution x = 3?

A √(x+1) = 2

B |x - 3| = 1

C √(2x) = 6

D |x| = 3

7. Solve for x: 3√x - 2 = 10

A 4

B 16

C 8

D 36

8. What is the solution set of √(x + 2) = √(3x - 4)?

A {3}

B {6}

C {2}

D {4}

9. What is the solution of √(2x + 3) = 7?

A 23

B 49

C 26

D 20

10. Solve for x: √x = 5

A 5

B 25

C √5

D 10

11. Which equation has no real solution?

A √x = 3

B √x = -3

C |x| = 4

D |x - 1| = 0

12. Solve for x: √(5x) = 10

A 2

B 20

C 50

D 100

13. What is the solution set of √(x + 5) = 2?

A {-1}

B {9}

C {-1, 9}

D No solution

14. Solve: |3x - 6| = 0

A 2

B -2

C 0

D 6

15. Solve: |x - 7| = 2

A 9 only

B 5 only

C 9 and 5

D 7 and 2

16. Solve: |x| + 2 = 5

A 3 only

B -3 only

C 3 and -3

D 7 and -7

17. Solve: |4x| = 20

A 5 only

B -5 only

C 5 and -5

D 20 and -20

18. Solve: |x| = |x - 2|

A 1

B 0

C 2

D No solution

19. Solve: |x| = -5

A 5

B -5

C 0

D No solution

20. Which equation has no real solution?

A |x| = 0

B |x| = 1

C |x| = -1

D |x - 2| = 3

Mth – LINEAR EQUATIONS AND INEQUALITIES

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