3 years ago

If f(x)=3-|7+2x|, evaluate if f(-5)

Mathematics

2 answers:

rjkz [21]3 years ago

8 0

Answer:

Step-by-step explanation:

the || makes whatever number is inside it abslute so -3 becomes 3 instead

Ymorist [56]3 years ago

5 0

Answer:

$f(-5)=0$

Step-by-step explanation:

$f(x)=3-|7+2x|\\f(-5)=3-|7+2(-5)|\\f(-5)=3-|7+(-10)|\\f(-5)=3-|-3|\\f(-5)=3-3\\f(-5)=0$

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P.S. Hello from Russia :^)

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