Answer:what are that statements
Step-by-step explanation:
Answer:
56.7
Step-by-step explanation:
2.7 x 21 = 56.7
Answer:
f(-1) = -4
Step-by-step explanation:
f(-1) simply means that what is f(x) when x = -1?
Just plug in -1 for <em>x</em> to find your answer:
f(-1) = -3(-1) + 2(-1) - 5
f(-1) = 3 - 2 - 5
f(-1) = 1 - 5
f(-1) = -4
The simplified version of the expression is this: 5(x² + 9) ÷ x.
