Question

please do this sum.​

Answer 1

Answer:

Given v^2 = u^2 +2as

v=30 u=20 a=10

Put the values in the given eq

30^2=20^2+2*10*s

900=400+20s

900-400=20as

500=20as

500/20 = s

25= s (Ans)

Answer 2

Answer:

(30)²=(20)²+2×10×s

30²-20²=20s

(30+20)(30-20)=20s

50×10=20s

s=500/20=25