JEE Plances Class Answered
plz solve the question
Asked by futureisbright051101 | 05 Apr, 2018, 05:03: AM
Expert Answer
M31 = 1
tanα + sec2 α = 1
tanα + 1 + tan2 α = 1
tanα + tan2 α = 0
tanα (1 + tanα) = 0
tanα = 0 → α = n∏
1 + tanα = 0 → tanα = -1 → α = k∏ - ∏/4
Answered by Sneha shidid | 05 Apr, 2018, 09:38: AM
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