Answer:
y = -2x - 1
Step-by-step explanation:
y = -(x+5)2 + 9
Foil method to get rid of parenthesis
y= -2x - 10 + 9
y = -2x - 1
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70 pieces
7/10 = x/100
10*10=100
7*10 = 70
70/100
Answer:
C. 1365
Step-by-step explanation:
The expression nCr can be written with the simple equation:
n! / ((n-r)! * r!)
So to evaluate 15C4:
15! / ((15-4)! * 4!)
= 1365
So 15C4 = 1365
Cheers.