một vật dao động điều hòa có biên độ A, chu kì T, thời điểm ban đầu t = 0 vật đang ở vị trí biên. Quảng đường vật đi được từ thời điểm ban đầu đến thời điểm t = T/4 là

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

Given the data calculated in parts a, b, c, and d, determine the initial rate for a reaction that starts with 0.85 m of reagent a and 0.70 m of reagents b and c?