Solve the equation. x^2+49=0 a.) no real solution.
b.) x= 7
c.) x= -7
d.) x= -7 and x= 7

(-7)^2=49 and 7^2=49
No matter what you plug in for x, squaring it will make it come back positive. Therefore it will be impossible to get -49+49=0. So there is no solution.

a) no real solution