Answer:
f(-2) = 9
Step-by-step explanation:
Given that,
f(x) = x² + x + 7
We need to find the value of f(-2).
Put x = -2 in the given function.
f(-2) = (-2)² + (-2) + 7
= 4-2+7
= 9
Hence, the value of f(-2) is equal to 9.
Answer:
it will take her 12 days
Step-by-step explanation:
you do this problem by subtracting the 180 form 720 thne dividing by how much she will be adding every day
What are the two functions?