What is the minimum value of x square + 14x + 50? What is the x value at this time

x²+14x+50=（x+7）²+1
The square of any number is greater than or equal to 0
So: in the case of (x + 7) ² = 0, i.e. x = - 7, X & #178; + 14x + 50 = (x + 7) ² + 1 = 1 is the minimum

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