Easy
remember
x^-m=1/(x^m)
so
f(-1)=4*7^-1=4*(1/(7^1))=4*(1/7)=4/7
f(2)=4*7^2=4*49=196
Answer:
1. 27
2. 30
Step-by-step explanation:
Simple maths
Y = 5x+3 is all you really do, I would need more information to answer better
Answer:
Step-by-step explanation:
Has to much pressure