12. Which fraction does not represent a rational number? a) -77/78
b) 0/25
c) -16/-9
d) 3/0
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Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

The table respent two linear functions the equation respented by the first tables is given

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)