Plz answer it ASAP. .....class 10 . PLZ GIVE PROPER SOLUTION.
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nikitasingh79:
it is in r.d sharma book. i have seen da ans in dat book the ans is (b)
upward slope k ans a h
dis is downward slope
fig 2.23 k ans (a) h
I hv the new edition
In it , the answer is shown as (a)
in my book dowmward slope ans is b & and upward slope ans is (a)
if parabola opens downwards a is always negative( a<0 )
a<0
a less than zero
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