Which statement is true about the given function? f(x) > 0 over the interval (–infinity, 3).
f(x) > 0 over the interval (–infinity, infinity).
f(x) < 0 over the interval (–infinity, 3).
f(x) < 0 over the interval (–infinity, infinity)

step-by-step explanation:

the answer is d

step-by-step explanation:

the square root of what number? if you add that, then someone will probably answer the question.

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.