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If f(x) = 2x² – 4x and g(x) = 5 – 2x, evaluate fx) – g(x) for x = 5. A 15 B 5 C 35 D. 20 ET
Question
If f(x) = 2x² – 4x and g(x) = 5 – 2x, evaluate fx) – g(x) for x = 5.
A 15
B 5
C 35
D. 20
ET
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Mathematics
3 years
2021-09-03T18:27:16+00:00
2021-09-03T18:27:16+00:00 1 Answers
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Answers ( )
Answer:
35
Step-by-step explanation:
2x² – 4x- (5 – 2x)
2x² – 4x – 5 + 2x
2x²-2x – 5 = f(x) – g(x)
Now use 5