What number should be added to this expression to change it into a perfect square trinomial?
2 answers:
C. 4 makes this equation a perfect trinomial
C. 4 because 4 is a perfect square, as well as x^2 and 4x
I hope that helps!
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Answer:
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Area = 7 m^2
Pressure = Force/Area
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Step-by-step explanation:
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