Posted by josh on .
i cant solve this can someone help me.
19.6 + X^2/2 ={(.007852*X /.001285)^2}/2
i know the answer is 1.01 but how do i get that

algerbra 
MathMate,
19.6 + X^2/2 ={(.007852*X /.001285)^2}/2
Multiply both sides by 2:
39.2 + x² = (.007852/.001285)²x²
6.1105²x²  x² = 39.2
x²=1.07875
x=±1.039