Which of these numbers is composite? 3,5,19,71,85
2 answers:
You might be interested in
Use u subsitution
the derivitive of eˣ+2 is eˣ
u=eˣ+2
du/dx=eˣ
du=eˣdx
we see a eˣdx in the problem
sub du for that and u for eˣ+2
remember
sub eˣ+2 for u
don't forget to add a constant since the derivitive of a constant is 0
the original function is
where C is a constant
the derivitive of eˣ+2 is eˣ
u=eˣ+2
du/dx=eˣ
du=eˣdx
we see a eˣdx in the problem
sub du for that and u for eˣ+2
remember
sub eˣ+2 for u
don't forget to add a constant since the derivitive of a constant is 0
the original function is