Let f(x) = -3x and g(x) = 2x-1 Find the following: 3f(x) +2g(x)
0 6x +4
0 -5x - 2
O There is no correct answer given.
O 8x -8
O 5x+1

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

Write the following as a base and exponent

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.