Simplify and find the value of sin²A+cos⁴A-cos²A-sin⁴A
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Step-by-step explanation:
sin²A +cos²A–cos²A-sin²A
={sin²A+cos²A]–{cos²A+sin²A}
=1 – 1. { since sin²A + cos²A = 1 }
=0
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