Rewrite square root of -49 -4 in complex number notation

Note that if than ,

Also note that

So we have,

and,

Hope this helps.

r3t40

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!