if cot A + 1/cot A=2, find the value of (cot^2 A + 1/cot^2 A). . Created by swarooppaul111.

cot^2 A).

July 2023 1 9 Report

if cot A + 1/cot A=2, find the value of (cot^2 A + 1/cot^2 A).

Answer:

cotA+1/cotA=2

(cotA+1/cotA)²=2²(Squaring both sides)

cot²A+1/cot²A+2*cotA*1/cotA=4

cot²A+1/cot²A+2=4

cot²A+1/cot²A=4-2=2