Question

4(1-x^2)=0; find for x

Answer 1

distibute the 4 over the terms in parens

Answer 2

4(1-x^2)=0 -divide by 4
1-x^2=0 -add x^2
1=x^2 -sqrt
sqrt1=x
+\-1=x

Answer 3

ups, sry: x=+-1