Math, asked by Tejanshusethi9507, 10 months ago

Simplify secA (1-sinA) (secA+tanA)

Answers

Answered by Martin84

1

Answer:

1

Step-by-step explanation:

=SecA (1- sinA) (secA + tanA)

=(secA - tanA) (secA + tanA)

=sec^2A - tan^2A

=1

identify used

tanA = sinAsecA

sec^2A - tan^2A= 1

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