R, S, Q and P are the midpoints of OC, CB, BA and OA respectively. OR = a, CS = b and OP =C

Show that RS is parallel to PQ

Note: Ignore arrows above vectors eg write RS, not RS

+

B

P

С

S

b

O

a

R

26

NW

P

hi, i am not sure about this one but i think its d,

hope this !

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!