Answer:
(f - g)(x)= - 6 {x}^{2} - 8x + 9
(f - g)(-4!)= - 55
Step-by-step explanation:
slope=y2-y1/x2-x1
=-5+5/7-2
=0/5
=0
l think the answer is A. 20 sorry lf I am wrong
Answer: The difference is 41
Supplementary 19
180-123=57
57÷3=19
Check:
123+57=180
Answer: c