Sin A . Cos A (tan A + cotan A)
Matematika
helmiyatiannisa
Pertanyaan
Sin A . Cos A (tan A + cotan A)
2 Jawaban
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1. Jawaban LordRicky
= Sin A . Cos A (SinA/CosA + CosA/SinA)
= SinA . Cos A (Sin^2A/SinACosA + Cos^2A/ SinACosA)
= SinA . CosA . Sin^2 A + Cos^2 A / SinA.CosA
= Sin^2 A + Cos^2 A -
2. Jawaban Bobb123
= sin a . cos a ( Tan a + cotan a )
= sin a . cos a ( Tan a + 1/tan a)
= sin a . cos a ( sin/cos a + cos/sin a )
= sin²a + cos²a