Question

lf cos A + cos²A = 1 ,then prove that sin²A + sin^4A =1​

Answer 1

Answer:Hi My name is Ishita 10th standard Your intro please?BorahaeSaranghae

Explanation:cosA+cos 2 A=1cosA=1−cos 2 AcosA=sin 2 AHencesin 4 A+sin 2 Acos 2 A+cosA=1

HENCE PROVED

Hope this helps mateGood nightSweet dreamsKeep smilingBe safe and sound stay healthy and bye for now Armi