Prove that for a, b, c E ℤ, if a ❘ (ab + c), then a I c.

Round 2.3 to the nearest hundred

Which lists all of the factors of 12? A1,2,3,4,6, 12 B2,3,4,6 C2, 3, 4, 6, 8, 12 D12, 24, 36, 48

What is 3 x (-4) x (-10) x (-8)

Identify the number of solutions. Y - 1/3x-1. A. Infinate number of solutions (the top part of graph isn't shaded but middle and bottom are). B. Infinate number of solutions. (top and middle are shaded but not bottom part C. No solution. (top shaded.

There is a paint chip on the edge of a gear for a music box. It rotates to (-7, 3) during one song when represented graphically. What is the cosine value of this function?

At a party there are 25 students over age 21 and 15 students under age 21. you choose at random five of those over 21 and separately choose at random three of those under 21 to interview about attitudes toward alcohol.

On Earth, objects weigh 6 times what they weigh on the Moon. A robot weighs 96 pounds on Earth. What does it weigh on the Moon?

Marco borrowed $150 from his brother. He has paid him back 30% so far. How much money does Marco still owe his brother?

Is 57 and 40 relatively prime

If the product of two numbers is positive, which of the following expressions must be true? One of the factors was positive. One of the factors was negative. The factors had the same sign. The factors had different signs.