Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth.
x^2-21=-4x

a. 7,3
b. -7,4
c. 7,-3
d. -7,-3

If you apply the changes below to the absolute value parent function, f(x)=\x\, which of these is the equation of the new function? shift 2 units to the left shift 3 units down a. g(x)=\x-3\-2 b. g(x)= \x-2\-3 c. g(x)= \x+3\-2 d. g(x)= \x+2\-3

Which expression converts 45 degree to radians

If i have 20$ and i gave 5$ away how much i got