can anyone explain this
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Answered by
1
Step-by-step explanation:
(a - b)² = a² - 2ab + b²
Here, a = tanΦ and b = 1
Answered by
0
(tan θ - 1)² =0
when the square in the LHS is moved, to the RHS it will be square root.
tan θ - 1 = √0
tan θ - 1 = 0
tan θ = 1
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