If cos A + sec A = 4, find the value of cos2A + sec2A.
Answers
Answered by
17
ANSWER:
correct answer is 8.
Step-by-step explanation:
given that,
cos A + sec A= 4
solution:-
= cos2A + sec2A
= 2( cos A + sec A)
= 2( 4)
= 8.
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Answered by
1
Answer:
The correct answer is 8.....................
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