Any one be my friend​

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

Which of the following are accepted without proof in a logical system? check all that apply.