M< R=130 and MA) 45

B)70

C)90

D)65
I already tried B and it was wrong

I think it’s c) 90

Step-by-step explanation:

Because 130-85=45 and 85 Is the closest to 90.

Hope it’s right!

i dont know

step-by-step explanation:

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!