Answer:
3ax-11a-9x
Step-by-step explanation:
Answer:
1
Step-by-step explanation:
Step-by-step explanation:
the red point is (4, -5).
so, y - (-5) = -1/7(x - 4)
Topic: coordinate geometry
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Answer:
159
Step-by-step explanation:
To evaluate f(g(- 5)), first evaluate g(- 5) then substitute this value into f(x)
g(- 5) = 2(- 5)² + 7 = 50 + 7 = 57
f(57) = (3 × 57) - 12 = 171 - 12 = 159
Answer:
(8,-3)
Step-by-step explanation:
(x1+x2/2), (y1+y2/2)
7+9/2=16/2=8 x=8
-5-1/2=-6/2=-3 y=-3