Question

if sinQ =a^2-b^2/a^2+b^2 then find 1+tanQcosQ​

Answer 1

sin Q =a²- b²/a² + b²

sin Q = opposite / hypoyenuse

tan Q = opposite/adjacent

cos Q= adjacent/ hypotenuse

1 + tanQ cosQ

1 + sinQ / cos Q x cos Q

1 + sinQ

1 +a² - b² / a²+b²

(a²+b² + a² -b²)/ a² + b²

2a²/a²+ b²