Question

If tan²45- cos²30= xsin 30 cos 60find the value of x.​

Answer 1

Step-by-step explanation:

tan square 45 - cos square 30 equals to x sin 30 Cos 60

(1)^2 - (√3/2)^2 = x(1/2) * (1/2)

1 - 3/4 = x * (1/4)

x = 1/4 *4

x = 1