Question

(sin⁴theta-cos⁴theta +1)cosec²theta=2​

Answer 1

Answer:

(sin⁴theta-cos⁴theta+1)cosec²theta=2

(sin⁴theta-cos⁴theta+tan²45)=2

put theta=45

(sin⁴45-cos⁴45+tan²45)cosec²45=2

(1/4-1//4+1)2=2

(0+1)2=2

2=2

Step-by-step explanation:

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