Question

B=(2y-y^-2)^n in the binomial expansion of B if 4th term is devoid of y then find n.​

Answer 1

Step-by-step explanation:

A(1,1) and B(−2,3) and C be (h,k)

Area of △ABC=>2=

2

1

∣

∣

∣

∣

∣

∣

∣

∣

∣

∣

1

−2

h

1

1

3

k

1

=>4=5−3k−2h

=>2h+3k=1

locus=> 2x+3y=1