What is a and b? PLEASE HELP!!
1 answer:
They are not questions, you are gonna have to use the diagram provided in ur assignment
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X^2 + 4x -21
= (x +7)(x - 3)
hope that helps
Answer:
Answer: I am pretty sure the answer is 40,320
Step-by-step explanation:
If you do 8x7x6x5x4x3x2 it equals 40,320
X+7-3=1
X+4=1
-4 -4
X=-3
Copy exactly how you see it
63 in 4.5 hours
63 divided by 4.5 is 14 so
14 MPH would be your answer
