if 3 + x/2=1 what is x
100/70=70/x
97 divided by 43
tan -1650
degrees
2x(x^2-100)(9x^2-25)=0
3*3-3/3+3=
l´ımx→∞(1 + x)e^1−2x
8S+9=5S
2+2=?
tan -12800degrees