Question

If sin = 4/5 , then find 4tan-5cos /sec+ 4cot

Answer 1

sin= 4/5 ,, hypo= 5 , height = 4 so base = √25-16 = 3
so cos = 3/5
tan=3/4
sec =5/3 , cot = 4/3, put these in your question you will get correct Answer

Answer 2

Hi.

Your answer is shown in the attachment.

Correct answer is 7/14.

Hope it will help u.

Have a nice day.