Question

if cos=7/25 find the value of tanA+cot A

Answer 1

Cos A = 7/25 = B/H
B = 7k H = 25k
Using Pythagoras theorem
P² = (25k)²-(7k)²
P² = 625k²-49k² = 576k²
P = 24k
Now TanA + CotA = P/B + B/P = 24/7 + 7/24
= 625/168