If the quadratic function 3x² - 7 + R is a perfect square, find R?

If the quadratic function 3x² - 7 + R is a perfect square, find R?

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Answers (4)

Immaculate
2 months ago
The short method: the coefficient of x divided by 2 raise to the power of 2
so, (-7/2)^2 =49/4
Immaculate
2 months ago
Here it is
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