Complete each equation with a number so that the equation has the stated solution(s). a) x^2+7=x^2+_____; no solution b) x^2+7=x^2+_____; all real numbers c) x^2+7=_____; x=±3

Answer 1

a) x^2 + 7 = x^2 + 6 has no solution

b) x^2 +7 = x^2 + 7 has infinite solutions

c) x^2 +7 = 16 has solutions x=3 and -3