Question

If
sinA + sin²A = 1.
then, find the value of
cos²A + cos⁴A
​

Answer 1

Answer:

its 1

Step-by-step explanation:

sinA+sin²A=1

sinA+1-cos²A=1

sinA=cos²A.

cos²A+(cos²A)²

cos²A+sin²A

=1.

i hope this helped you.

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