Answer:
it's answer is B.
Step-by-step explanation:
you're welcome:)
Answer:

Step-by-step explanation:
We are given that
By ohm's law

R=389 ohm
I=0.03 A


We have to find rate of change of current I means 
Differentiate the equation w.r.t t

Substitute the values then we get





Hence, the current I is changing at the rate=-0.00016A/s
Answer:
3(3x+2)
Step-by-step explanation:
Answer:
just do 7 times 1/4 + the 12 thats your answer
Step-by-step explanation: