The power P in megawatt (MW), produced between mid-night and noon by a nuclear power plant is given by P = 3x2 – 42x + 349, where x is the hours of the day. At what time is the power 250 MW?
Answers
Answered by
4
Answer:
At 3am or at 11am the power produced is 250 MW
Step-by-step explanation:
P = 3x² - 42x + 349
250 = 3x² - 42x + 349
3x² - 42x + 99 =0
x² - 14x + 33=0
(x -3) (x -11) = 0
∴ x = 3 or x = 11
At 3am or at 11am the power produced is 250 MW
Answered by
0
Answer:
At 3am or at 11am the power produced is 250 MW
Step-by-step explanation:
P = 3x² - 42x + 349
250 = 3x² - 42x + 349
3x² - 42x + 99 =0
x² - 14x + 33=0
(x -3) (x -11) = 0
∴ x = 3 or x = 11
At 3am or at 11am the power produced is 250 MW
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