Question

you want to purchase a second hand car write an advertisement in this regard to a national daily you are sukrit/surbhi
contact number​

Answer 1

If asin² (x) + bcos² (y) = c, bsin² (y) + acos² (y) = d and atan (x) = btan (y)

Then prove that : a²/b² = (d - a) (c - a)/(b - c) (b - d)

solve by eliminating x and y.

Answer 2

Answer:

If asin² (x) + bcos² (y) = c, bsin² (y) + acos² (y) = d and atan (x) = btan (y)

Then prove that : a²/b² = (d - a) (c - a)/(b - c) (b - d)

solve by eliminating x and y.