Answer:
there needs to be at least 77 cakes sold
Step-by-step explanation:
let 'c' = # cakes sold
3.25c ≥ 250
c ≥ 250÷3.25
c ≥ 76.9
Answer:
90
Step-by-step explanation:
Multiplying a function by a constant factor (10 in this example) stretches the graph relative to the x-axis. If f(x) would be a sine, you would blow up the amplitude from -1..+1 to -10..+10.