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x2 + 14x + 45 = 0 => x2 + 9x + 5x + 45 = 0 => x(x + 9) + 5(x + 9) = 0
(x + 9)(x + 5) = 0 so that x = -5 or x = -9
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X2 - 14x plus 45?
x2 - 14x + 45 = (x - 9)(x - 5)
X2 plus 14x equals -5?
16x = -5 x = -.3125
X2 plus 14x plus 48 expression?
x2 + 14x + 48 = (x + 8)(x + 6)
X2 plus 14x equals -7 what number is added to complete the square?
49-apex
X2 - 14x equals -49 using factoring?
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
X2 - 14x plus 45?
x2 - 14x + 45 = (x - 9)(x - 5)
Factor x2 - 14x plus 45?
x2 - 14x + 45 = (x - 5)(x - 9).
49 plus 14x plus 2 equals?
-x2+14x=49
What are the roots of the quadratic equation x2 plus 14x plus 45 equals 0?
The roots are: x = -5 and x = -9
What are the roots of the quadratic equation x2 - 14x plus 45 equals 0?
x2-14x+45=0(x-9)(x-5)=0x-9=0 & x-5=0x=9 & x=5
What is the factorization of this polynomial -X2 - 14X - 45?
-x2-14x-45 = -(x2+14x+45) delta = 142-4*1*45=16 so x2+14x+45=(x-(-14+4)/2) (x-(-14-4)/2) = (x+5)(x+9) so -x2-14x-45 = -(x+5)(x+9)
X2 plus 14x equals -5?
16x = -5 x = -.3125
What is x2 plus 14x plus 49?
(x2 + 14x + 49) = (x + 7)2
X2 plus 14x plus 48 expression?
x2 + 14x + 48 = (x + 8)(x + 6)
What number must you add to complete the square of x2 plus 14x equals -7?
49 x2 + 14x = -7 x2 + 14x + 49 = 42 (x + 7)2 = 42 x = -7 ± √42
X2 plus 14x equals -7 what number is added to complete the square?
49-apex
X2-14X plus 9 equals?
The given expression does not have rational factors, so the question cannot be abut factorising. Evaluating x2 - 14x + 9 depends on the value of x.
