sin θ + cos θ > 1
lim x→+∞
(√
x
2 + 7 − 2x)
-7-8
\int _{-\infty \:}^{\infty \:}e^{\frac{-y^2}{2a^2}}ydy
find the perimeter of a square of side 3cm
$$\begin{bmatrix}3 & 1\\\5\ & 2 \end{bmatrix}$$
and AB=BA=1 then find...
find tje perimeter of a square 85cm
6
y^4+16y=0