4. Which answer
choice below shows
6-(-3) written
correctly as an
addition problem?
a) 6 + -3
b) -6 +3
c) -6 +-3
d) 6+3

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

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!

answer: it is a.,b.,d.

step-by-step explanation:

step-by-step explanation: