Combine the following expressions 2√5+ 5√5. a.)35 b.)7√5 c.)7√10

B.)7√5

Step-by-step explanation:

2√5+ 5√5 = 7√5

we simply let √5  = x

therefore;

2√5+ 5√5 = 2x + 5x

2x + 5x = 7x

but x = √5

2√5+ 5√5 = 7√5

2.

according to newton’s cannonball model, what happens if the cannonball's velocity is enough to overpower the pull of earth’s gravitystep-by-step explanation:

15 units use socratic

step-by-step explanation: 15 units