Question

Question number 2 please​

Answer 1

Step-by-step explanation:

sinx^4+cosx^4/1-2sinx^2.cosx^2=

(sinx^2+cosx^2)^2-2xsin^2.cosx^2/1-2sinx^2

.cosx^2

=(1)^2-2sinx^2.cosx^2/1-2sinx^2.cosx^2

=1-2sinx^2.cosx^2/1-2sinx^2.cosx^2

=1

Answer 2

Answer:

hope it helps

Step-by-step explanation:

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