Trouvez la différentielle de la fonction y=x3⋅sinx

If the measure of xyz is 81 what is the measure of yz

The triangles are similar. what is the value of x? show your work.

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.