Am • an = am + n, where a is a real number and m and n are integers use the product of powers property to simplify the expression –2x3y4x2y3.

The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?