Question

5. triangle ABC(ZABC=90°) is
divided into four equal parts at
P,Q and R respectively. if
AP2+AQ2+ AR2 =3b2 +17na? thenn
is equal to ?
A)-1/8 B)3/4 C)1/8 D)-3/4
GUESS Ducale​

Answer 1

I think answer ( B ) is correct option