The total number of seats in an auditorium is modeled by the function
1 answer:
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Answer:
A
Step-by-step explanation:
The formula that relates current, power and resistance is
Where
I is the current (in amperes)
P is the power (in watts)
R is the resistance (in ohms)
We know P = 500 and R = 25, we plug them into the formula and solve for I:
Correct answer is 4.47 Amperes, or choice A.
Answer:
1: and the same, but its -3 instead of 3
2: x=9-3y