Answer:
y=40x+75
40 is the slope and the y-intercept is 75
Answer:
f(5) = 16.5
Step-by-step explanation:
Substitute x = 2.5 into f(x) , that is
f(2.5) = 6(2.5) + 1.5 = 15 + 1.5 = 16.5
3x^3+0x^2-2x+k:x-2=3x^2+6x+10
3x^2-6x^2
6x^2-2x
6x^2-12x
10x+k
10x-20
k+20
Thus k=-20
