Answer:
ac+ad+bc+bd
Step-by-step explanation:
PLS mark me brainiest
Answer: a = 3.5
14=4a
divide both sides by 4
14/4 = 3.5
4a/4 =1a or a
so a= 3.5
∫ e^(3x)*(cosh(2x)dx
= ∫ [e^(3x)*(e^(2x)+e^(-2x))/2]dx
= ∫ [(e^(5x)+e^x)/2]dx
=e^(5x)/10+e^x/2+C
=(1/10)(e^(5x)+5e^x)+C
