Answer:
37i-16
Step-by-step explanation:
(4+7i)(3+4i)
12+21i+16i+28i^2
12+37i+28(-1)
37i+12-28
1
hope this help:) I use slop formula
Answer: 24 ft
By the Pythagorean theorem,
x^2 - 5 = y
x^2= y + 5
A≈21.46
<em>Hope Helps </em>
<em>:)</em>
