Question

sin⁴A - cos⁴A + 1
_______________ = ?
sin²A​

Answer 1

Answer:

hope it helps you

Step-by-step explanation:

Put value of 1 in question as sin^4A + cos^4A

So,

$\frac{sin^4-cos^4 + sin^4+cos^4}{sin^2}\\\\\frac{sin^4+sin^4}{sin^2}\\\\\frac{2sin^4}{sin^2}$

2sin^2 is the answer