Given the function f(x) = x2 and k = −1, which of the following represents a function opening downward? (2 points) a
\large x^2-1

b
\large -1x^2

c
\large x^2+1

d
\large x^2

22

step-by-step explanation:

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.

explanation:

step-by-step explanation: