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Questions and Answers
What is the value of $x$ in the equation $x^2 = 16$?
What is the value of $x$ in the equation $x^2 = 16$?
- 8
- ±4 (correct)
- 4
- 2
Simplify the expression $\sqrt{50}$.
Simplify the expression $\sqrt{50}$.
- 10$\\sqrt{2}$
- 25
- $\\\sqrt{25}\\sqrt{2}$ (correct)
- 5$\\sqrt{2}$
What is the value of $x$ in the equation $x^2 = 25$?
What is the value of $x$ in the equation $x^2 = 25$?
- ±5 (correct)
- 12
- 10
- 5
Simplify the expression $\sqrt{72}$.
Simplify the expression $\sqrt{72}$.
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