The answer is: (z - 6)(z + 15)
z² + 9z - 90 = z*z + 15z - 6z - 6*15 =
= (z*z + 15z) - (6z + 6*15) =
= z(z + 15) - 6(z + 15) =
= (z - 6)(z + 15)
Answer:
i believe C
Step-by-step explanation:
Answer:
That is a picture of the answer and the explanation
Step-by-step explanation:
This is an easy solution heres the answer 14-24= -10
Remember you can do 24 - 14= 10 but add a negative to the answer
Reflecting across the x axis maintains the same x coordinate, but changes the sign of the y coordinate.
So, the transformation is