x*x=13,5
fraction numerator left parenthesis 8 p to the power of negative 4 end exponent q to the power of negative 7 end exponent right pa...
Y=x^3/2+0.9sin(kx) /3-x
Find the coordinates of the point in the first quadrant on the ellipse $9x^{2}$ + $16y^{2}$ = 144 so
that the rectangle in the ...
a dizima periódica 5,222 é igual a
xdy/dx-y=2x²sec²2x
2log(3x+2)=log121
(1.9 $\infty$ ) $^{-2}$
(4 $y^{4}$ -8x)/(3 $x^{2}$ +x $y^{4}$ )
(x*(x-3))/2=20
