Simplify the expression: √4x^2/3y

What is the approximate circumference of the circle shown below?

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.

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28