3 + 3 ^ 2 + 3 ^ 3 +... + 3^n=3/2*(3^n-1) by mathematical induction
(3.5 x 10^-8) x (3.2 x 10^-9)
answer in index form
Solve the given system and provide a geometric interpretation of the solution
AX=b
where
A=⎡⎣⎢100230240⎤⎦⎥
X=⎡⎣⎢xyz⎤⎦⎥ ...
-3+20=?
$-41+45- 13$
-3+20
- +
200-5(10+{60-50})
(2x+5)(6x-5)
find the differention coefficiennt of: $tan^{-1}${(1+x)/(1-x)}