Asked by Jonathan

Rom prior questiion, Is 4332 correct though?

The power generated by an electrical circuit (in watts) as a functio of its current I (amperes) is modeled by: -4 I^2 + 152 I
check my work please,,,,thank you

Answers

Answered by oobleck
well, P(19) = -4*19^2 + 152*19 = -1444 + 2888 = 1444
But surely you can do simple calculations on your own
You could always type your formula (after having substituted in your numbers) into google for confirmation; that would be a little faster ...
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