Question

if tan theta=a/b find sin² theta + cos²theta ​

Answer 1

Answer

sin²theta + cos² theta =1

Answer 2

Answer:

${a}^{2} + {b}^{2} = {(a + b)}^{2} - 2ab$

Step-by-step explanation:

tan theta =a/b

tan = sin/cos.

sin=a. ,cos =b

${sin}^{2} theta + {cos}^{2} theta$

${a}^{2} + {b}^{2}$