Question

Solve the equation. If necessary, round your answer to the nearest tenth.

x2 = 98

A. 49, –49

B. 10, –10

C. about 9.9, –9.9

D. about 6.9, –6.9

Answer 1

does x2 mean x squared?

Answer 2

Yes and I think it is C

Answer 3

if it does its best to write it as x^2 to avoid ambiguity.

Answer 4

yes you are correct