What is a counterexample for the conjecture. any number that is divisible by 5 is also divisible by 10

Define X to be the set of all letters of the word eighty and let W be the set of all letters of the word seventy. List all elements of sets X and W. and List all elements of sets X∪W and X∩W.

Which graph could represent the function f (x) = (x + 3.8) 2 - 2.7?

Which letter below is NOT made only of line segments? 1. F 2. M 3. D 4. X

Solve + (-4) = - 2. 6 - 18 18 - 2

How do you find the original price? ex. swimsuit discounted 65% on sale for 20.30

Find the geometric mean of 2 and 50

90 is 37.5% of what number?

In order to solve for the variable In the equation 1 - (x+2) + 2x=5 (2x-5) - x, Mikel first applies the distributive property. Which equation is a result of this step? A) 1-x+2+2x=10x-5-x B) 1-x-2+2x=10x-25-x C) 1-x-1+2x=10x-25-x D) 1-x-1+2x=10x-5-x

Coin Flips Recall the scenario from the previous page. A psychic claims to be able to predict the outcome of coin flips before they happen. Someone who guesses randomly will predict about half of coin flips correctly.

Evaluate e-1/2f when f equals, 2.