Find the product of (x + 3)(x − 3)
a - x2 − 6x + 9
b - x2 + 6x + 9
c - x2 + 9
d - x2 − 9

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

Afootball is throw by a quarterback to a receiver

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k