Please answer this question fast and please show complete explanation
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Step-by-step explanation:
we have to find
P + 2Q + 2R
now substituting the values in the above equation
2y² - 5 - 2y + 2y² - 6y + 12 + 2y² - 8y + 4
6y² - 16y + 11
which is the answer
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