Two vehicles driving in the same direction, down a highway at 100 km/h. A passenger in the leading car sounds a 1000 Hz whistle. What frequency will a passenger in the following car hear?

A+b= 17, ab=70, find the value of |a-b|

The price of a lawn mower is x dollars. the store is having a 75% end of summer clearance sale. which expression can be used to find the clearance price of the mower? a) .25x b) .75x c) x - .25(75) d) x + .25(75)

Which of the following statements must be true about this diagram? check all that apply. x°, y°, z°, & w°