2mn * 3mn
log10(2)
f(x) = 4x * 7
work out the value of f(5)
cos(5y)+cos(3y)
(100−5t)
−3
y=∫5(100−5t)
dt=
2
1
−2
+C
$\frac{ $m^{1/5}$ $n^{1/7}$}{ $m^{1/4}$ $n^{2/7}$ }$
26 x 77.5
arctg( $\frac{\sqrt{15}}{7}$)
^3log2
{(x-y)/6}$ ^2 $