4 X 8 -5 -10 = 32-15 = 17
Answer:
answer is
x1= 1/2 + 1/2 * i *sqrt(5)
x2= 1/2 - 1/2 * i *sqrt(5)
Step-by-step explanation:
Please refer to the attached picture for the procedure
Keep in mind, that the first step to use the quadratic formula is to rearrange the terms.
Answer:
the angle is equal to 60 degrees
Answer:
It is A, 65
Hope this helps!