Solve x² = 49 and x³ = 27 Quiz
Name: ______________________ Date: __________ Score: ____ / 10
10 questions. No calculator. Show your working. steplyclass.com/foundations/solve-x-squared-equals-49-and-x-cubed-equals-27/quiz/
1
Solve x2 = 49- A) x = −7 or x = −7
- B) x = 7 or x = −7
- C) x = 7
- D) x = −7
2
Solve x3 = 27Answer: ____________________
3
Solve x3 = 125Answer: ____________________
4
Solve x3 = −64Answer: ____________________
5
Solve 2x3 = 54Answer: ____________________
6
Solve 3x3 = −24Answer: ____________________
7
Solve x3 = 827Answer: ____________________
8
Solve x3 = 20Answer: ____________________
9
Solve x3 + 30 = 3- A) x = 3
- B) x = −3
- C) x = −27
10
Solve x3 = −27125Answer: ____________________
Answer key
- B x = 7 or x = −7
- x = 3
- x = 5
- x = −4
- x = 3
- x = −2
- x = 23
- x ≈ 2.7
- B x = −3
- x = −35
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