X
-x+y=1
-2x+4y=-8
simplify the following expression into a single fraction:
$\frac{ab-b}{\ a}$ - $\frac{ab-a}{\ b}$ - $\frac{a^2 - b^2}{\ ab}$
1/3+2/5=
(u-3)^2-32=0
14.6sin(B – 1.08) – 10 + 23.7e^-B/1.88 find the roots
(2/L)+(2/M)=
x^6-7x^5+15x^4-5x^3-16x^2+12x=?, x=-1,1
(2/L)*(2/M)=
(u+7)^2-72=0
