Math, asked by ananya7623, 4 hours ago

4cos²theta- 8 cos²theta -3=0

Answers

Answered by shahsahab1

0

Answer:

The question is not possible,there must be a sign mistake or the roots are imaginiary .

Step-by-step explanation:

-4cos²∅=3

cos²∅=-3/4

cos∅=√3i/2

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