Answer:
Option 3
Step-by-step explanation:
Multiplying the x^2 always causes the opening on the parabola to get thinner. If you multiply it by a number less than 1 it will make it wider.
Answer
P=196
P=4A=4·2401=196
x = 15
75 + 10x = 225
subtract 75 from both sides
10x = 150
divide both sides by 10
B
Answer she contributed 8.6