a quadratic function is given by y=a(x-1)squared + k
given two points on the parabola (-1, -11/2) and (1/2, 1/8) find the values of a and k.
-11/2 = a(-1-1) squared + k
-11/2 = 4a +k
1/2 = a(1/8-1)squared + k
1/2 = a (-19/16) + k
-11/2 = 4a + k
1/2 = -19/16 +k
=
-6 = 83a/16 ?
given two points on the parabola (-1, -11/2) and (1/2, 1/8) find the values of a and k.
-11/2 = a(-1-1) squared + k
-11/2 = 4a +k
1/2 = a(1/8-1)squared + k
1/2 = a (-19/16) + k
-11/2 = 4a + k
1/2 = -19/16 +k
=
-6 = 83a/16 ?