Answer: 90degrees
Step-by-step explanation: The question was asked in degree. So the answer should be in degree. Which leaves us with no option than 90degrees.
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Answer:
point form: (-2,7)
equation form: X = -2, Y = 7
(2-7i)(9+5i)
18+10i-81i-35i^2
The answer is 35i^2 - 71i +18
4(2x+10)= 0
8x+40=0
subtract 40 from both sides
8x+40-40=0-40
8x=-40
x=-40/8
x=-5
4(2x-10)=0
8x-40=0
Add 40 from both sides
8x-40+40=0+40
8x=40
x=40/8
x=5