Question

Find sinx if
5 sin^2x + 3 sinx +2=0​

Answer 1

Step-by-step explanation:

5sin²x+3sinx+2=0

5sin²x+3sinx=-2

sinx(5sinx-3)=-2

Compare Sinx and 5sinx-3 with -2

Sinx=-2

5sinx-3=-2

5sinx=-2+3

5sinx=1

sinx=1/5