Question

If CosA+Cos²A=1, then the value of Sin²A+Sin⁴A is

1

2

3

4​

Answer 1

Answer:

hiiiibro

Step-by-step explanation:

bro how many times shall I say u the same u r always asking the tricky ans.brilliant bro

Answer 2

Answer:

mark me as brainliest and follow me

Step-by-step explanation:

cosA+cos^2A=1

coaA=1-cos^2A

cosA=sin^2A....(1)

now,sin^2A+(sin^2A)^2

=cosA+cos^2A

=1