Which rule describes the transformation that is

a reflection across the x-axis?

A (x, y) → (y, x)

B (X, Y) = (-x.)

C (, Y) (-x.-)

D (x, y) → (x,-)

A committee of 4 people is chosen from 7 women and 7 men. How many different committees are possible that consist of 2 women and 2 men?

Temperature at 6am was - 6 degrees and 17 degrees at 1pm. How many degrees has the temperature increased between 6am and 1 pm?

How many 20-digit numbers are such that the sum of their digits is even?

What are the real zeros in f (x) = x^3+8

5. Jeremy bought a $60 pair of sneakers on sale for 15% off. Then, he used a coupon that gave him an additional 10% off.

Jerry has a total of 23 marbles. The marbles are either blue or green. He has three more blue marbles than green marbles. How many green marbles does he have?

What is the form of the quadratic formula

Water flows over a dam at a rate of 500 gallons per minute. Write a function rule relating the amount of water (A) that flows over the dam to the number of minutes (M) that have passed. What are the initial value and rate of change?

William works at a nearby electronics store. He makes a commission of 6% on everything he sells. If he sells a computer for $764.00, how much money does William make in commission?

If you roll a single six-sided die, what is the probability of rolling an odd number? A. 1/6 B. 1/3 C. 1/2 D. 3