Question

Multiply (8 + 3i)(3 + 5i)

Answer 1

12+49i
when you get i^2 it's the same as multiplying by -1 so
factoring it out will turn out like this
15i^2+40i+9i+27
instead of 15 i^2 multiply 15 x-1
-15+49i+27
12+49i

Answer 2

24 + 49i+ 15i2

Explanation:

i used foil to multiply i am v smart pleses give me likes