Mister Exam

Lang:

Identical expressions
(cot(x)^ two - one)*cot(x)/ two = zero
( cotangent of (x) squared minus 1) multiply by cotangent of (x) divide by 2 equally 0
( cotangent of (x) to the power of two minus one) multiply by cotangent of (x) divide by two equally zero
(cot(x)2 - 1)*cot(x)/2 = 0
cotx2 - 1*cotx/2 = 0
(cot(x)² - 1)*cot(x)/2 = 0
(cot(x) to the power of 2 - 1)*cot(x)/2 = 0
(cot(x)^2 - 1)cot(x)/2 = 0
(cot(x)2 - 1)cot(x)/2 = 0
cotx2 - 1cotx/2 = 0
cotx^2 - 1cotx/2 = 0
(cot(x)^2 - 1)*cot(x) divide by 2 = 0
Similar expressions
(cot(x)^2 + 1)*cot(x)/2 = 0

(cot(x)^2 - 1)*cot(x)/2 = 0 equation