Question

Guyzz plzz solve this 2 questions till today!

I will follow you+ mark as brainliest+ 50 points..

Step by step plzz​

Answer 1

here ans to 2nd qstn

Answer 2

Answer:

Δy=vt+12at2

−100=5t+12(−9.8)t2

4.9t2−5t−100=0

t = 5±25−4(4.9)(−100)√2(4.9)

t = 5±1985√9.8

t = 5±44.55339.8 ≈5.056,−4.036

We can throw out the negative answer since time is positive.

Therefore it will take about 5.056 seconds to hit the ground.