Note:
Please check the attached diagram, as a certain error is appearing while submitting the answer.
Thus, I am attaching the solution via a diagram.
Answer:
Step-by-step explanation:
A. d = 59°
We know that the 3 angles added up together are a straight line or 180°. Therefore,
m∠d° = 180 - (57 + 64)
f(x) = -x^2 -6x - 1
x • (9x2 + 6x + 4)
Its not factorable
subtract 9 both sides -4 = -k -12 then ad 12 both sides , 8 = -k
