Which equation is equivalent to 2^t 4 x = 8 ^t x - 3? 2 ^ 4 x = 2^ 2 x - 3 2 ^t 4 x = 2 ^ 2 x - 6 2 ^t 4 x = 2 ^t 3 x - 3 2 ^ 4 x = 2 3 x - 9

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

The two required components for a generator are

Acapacitor is storing energy of 3 joules with a voltage of 50 volts across its terminals. a second identical capacitor of the same value is storing energy of 1 joule. what is the voltage across the terminals of the second capacitor?