Question

what is the integration form of COS 3X dx

Answer 1

it's( sin3x)/3
.......

Answer 2

Answer:

Step-by-step explanation:

Let his total savings be x.

There fore: 10% of x =15

=10/100x =15

=15*100/10

=150/-

Therefore Mohit had 150/- before he bought the geometry box