98-45+(56/8)-(12*2+7)
2x+y=20
y=6x+4
98+45+(56/8)-(12*2+7)
F=[coshy,-sinhy] and 1<=x<=3, x<=y<=3x. use greens theorem
5y+x=27
x=y-3
I CANT PASTE IMAGES?!!
change the subject of the following formula indicated inside bracket
r(d+1)=s(d-1) (d)
2+2
=ln(218*-0.02+3.1)*0.9/0.9
2(3x+4)+5<4(x+1)-(x-2)
