Question 1
select the expression that represents a rational function.

A rational function is defined as the quotient of polynomials whenever the denominator has a degree of at least 1. Put another way, the denominator must have a variable in it. So the form of a rational function is:

From the options:

So the correct option is A.

your answer is the last one

step-by-step explanation:

divide the length of a'c' by the length of ac to get a scale factor of two

& then reflect vertically (over the y-axis)

so your answer is dilation by a scale factor of 2 followed by reflection over the y-axis

452,489 to the nearest thousand is 452,000