tan15?
$\sqrt{2x-3}$- $\sqrt{x-2}$ =1
5√108
3√175
find x in x⁵+3x⁴-19x³-43x²-18x-40
x⁵+3x⁴-19x³-43x²-18x-40
-4√24
p=\frac{2ka^4b^3}{\sqrt{c^3}},\:\:p=f\left(a,\:b,\:c\right),\:\:4\%,\:\:3\%,\:\:5\%
2√500
-8√121
