Respuesta :

Answer:

7.  y = 11x - 3.

Step-by-step explanation:

I've only got time to do one.

y = 3x^2 + 5x

slope = y' = 6x + 5

At  the point (1, 8) the slope is 6(1) + 5 = 11.

The equation of the tangent :

y - 8  = 11(x - 1)

y - 8 = 11x - 11

y = 11x - 3.

luvv3
i’m pretty sure the answer is y = 11x - 3