Math, asked by ddhivakardhivakar, 2 months ago

can anyone explain this

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Answered by richapariya121pe22ey

1

Step-by-step explanation:

(a - b)² = a² - 2ab + b²

Here, a = tanΦ and b = 1

Answered by lalnunkimahmarjoute

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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