How do you round 750,890,002 to the nearest million

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?

Simplify 1/3 12x - 6 a. -2x-1 b.-2x-8 c.-x+4 d.3x+10 e. 4x-2