Math, asked by raj132151, 10 months ago

tanA+ cotA = 4. then tan^2A + cot^2A is equal to

Answers

Answered by sandy1816

3

Step-by-step explanation:

tanA+cotA=4

(tanA+cotA)²=16

tan²A+cot²A+2tanAcotA=16

tan²A+cot²A+2=16

tan²A+cot²A=14

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