Which of the following fractions are equivalent?

there are 2 groups of equivalent fraction

Step-by-step explanation:

1st group = -3/10 , 3/ -10

2nd group = -3/ -10 , -( -3/ - 10 ) , 3/10

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!