Asked by Cassie

solve for d. sq root d^2-11=5

A. 4,-4
B. 5,-5
C. 5,6
D. 6,-6
I think it is A....?

Answers

Answered by justastudent
It is not A, its D. 6,-6
Answered by cassie
thanks. can you show me how to do it?
Answered by Steve
√(d^2-11) = 5
d^2-11 = 25
d^2 = 36
...
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