2 3/4 divided by 1 1/2

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle