since 45 = 5*9
what is 5*3?
If f(x) varies directly with x, and f(x) =45 when x=9, find the value of f(x) when x=3
answer choices are:
A.5
B.9
C.15
D.27
2 answers
15
answer choices are:
A.5
B.9
C.15
D.27
2 answers