Question

the condition that sinθ cosθ may be the roots of ax2+bx+c=0 is

Answer 1

Answer:

Given that sin θ and cos θ are the roots of the equation ax2 – bx + c = 0, so sin θ + cos θ =b/a and sin θ cos θ = c/a

Using the identity

(sinθ + cos θ)2 = sin2θ + cos2θ + 2 sin θ cos θ,