$2n^2+3n+1$
$\left(2q-1\right)\left(4q-3\right)=0$
$-7-9-3+6+8$
$4x-7>9$
$x^2=63-2x$
$2.\left(1-cos^2a\right)+cos^2a=1+sen^2a$
$\frac{12x^2+7x-10}{x^2+5x-24}$
Get a preview of step-by-step solutions.
Earn solution credits, which you can redeem for complete step-by-step solutions.
Save your favorite problems.
Become premium to access unlimited solutions, download solutions, discounts and more!