Tell whether each function is quadratic
1.)y+48x^2=-5
2.)2x^2+y=6+2x^2
,-4); (0,-3); (1,-2); (2,-1)

yes

no

yes

i hope this helps

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.