A cannon can be fired with an initial velocity of 150 m/s. which set of equations would be used to find the maximum range of the rocket? A) x=106t and y=-5t^2
B) x=106t and 0=106t-5t^2
C) x=150t and 0=150t-5t^2
D) x=150t-5t^2 and 0=150t-5t^2

Ithink it takes sixty votes to approve a supreme court justice

Jenny and fred both play a long note on their trombones. a stationary observer hears the sound increasing and decreasing repeatedly in loudness. which of these must be true? the sound waves from the two trombones have slightly different frequencies.the sound waves from the two trombones have the same frequency.the sound waves from the two trombones have slightly different amplitudes.the sound waves from the two trombones have the same wavelength.the sound waves from the two trombones have slightly different velocities.  lolthe answer is          the sound waves from the two trombones have slightly different frequencies.

Anton because carbon dioxide and water are used with light energy to produce glucose sugar and oxygen gas.