Question

Solve using the square root method. Round to the nearest tenth if necessary.

x2 + 15 =0
A. {3.9}
B. {3.9, -3.9}
C. {7.5, -7.5}
D. no real solution

Answer 1

x^2 PLUS 15 = 0 ??

That means that your answer will involve the square root of a NEGATIVE number. :)

Answer 2

Answer is therefore D. No real solution.