Algebra
posted by Cassie .
solve for d. sq root d^211=5
A. 4,4
B. 5,5
C. 5,6
D. 6,6
I think it is A....?

It is not A, its D. 6,6

thanks. can you show me how to do it?

√(d^211) = 5
d^211 = 25
d^2 = 36
...
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