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Earn +20 ptsQ: X2 plus 10x plus 21 equals 0?
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What is X2 plus 10x plus 21 equals?
x2 + 10x + 21 = (x + 3)(x + 7)
X2 plus 10x plus 21 by x plus 3?
(x2+10x+21)/(x+3) = (x+7)
How do you answer - x2-10x plus 24 equals?
For a start you tell us what the expression equals....
X2 plus 10x plus 22 equals 0?
x = -3.27 or -6.73
What is this quadratic equation written in standard form ofx2 - 10x plus 16 equals -5?
It is: x2-10x+21 = 0 and the value of x is 3 or 7 when solved
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