Prove that for any natural value of n the value of the expression:

(5n+1) ^2 - (2n-1) ^2 is divisible by 7

What is 96/870 simplify into

Ms Hernandez has $100 to spend on parking at admission to the zoo the parking will cost seven dollars and the admission tickets will cost $15.

A virus is spreading around Summerfield. At the moment, 800 people are infected. If the virus is spreading at a rate of 15% each day, how many people in all will have caught the virus in 12 days? Write an equation to represent the situation.

4 to the exponent of 2

The expression represents the cost of Janelle's cell phone bill, where m represents the number of minutes of use. 0.05m + 12 What is the constant in the expression?

22.4 cm 18.1 cm 28 cm What's the volume of the triangular prism

Find the area of a square with a diagonal of 8 cm. 16 cm2 12 cm2 18 cm2 32 cm2

What is the answer for this? y = 2 (x - 2) ² - 2

Jeff is thinking of a 5 digit numbers. rick is thinking of a 6 digit numbers. whose number is greater how do you know

Mrs baileys math class is 1 hour and 15 minutes long but next year math class will be shortened to 45 minutes long. how many minutes less are we going to have of math class