log7 (3x- 1) = -2
prove the period of sin thetha of 2 $\pi$
prove identity:
(cot^2(theta))/(cosec(theta)) + 1 = cosec(theta)
5(59-32)/9
find two consecutive positive integers sum of whose square is 365
3-7+6
8=9-0 n
6+7-9
$\sqrt{\BoxBox}$qtrsqttsqrsqtsqrsqttsqrsqtsqrsqttsqrsqtst
find two numbers whose sum is 27 and product is 182
2+5*4-8*2+7/7/5+2