3 years ago

If f(x)=l 2x-4 l, find f(-7).

Mathematics

1 answer:

Ierofanga [76]3 years ago

7 0

Answer:

f(-7) = 18

Step-by-step explanation:

Add AbS in calculator

2(-7) = -14 (AbS) -> 14

-4 -> (AbS) = 4

14+4 = 18

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