Which equation could be used to solve for the measures of side q in triangle QRS shown below, given s=15, S=45 degrees, and Q=105 degrees?

cant

step-by-step explanation: there is no picture

i dont understand

step-by-step explanation:

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2