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3 votes
What value of x will make x to the 2 =9 true

A. 3
B. 3 and -3
C. 81 and -81
D. Square root 3

User Vitalie
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1 Answer

6 votes
B.

Both 3x3 and -3x-3 both equal 9 don’t be fooled by the negative. Remember that a negative times a negative always makes a positive.
User Technomalogical
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