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Chauncey Keeling
Wiki User
∙ 14y agox^2 - 14x = -49
x^2 - 14x + 49 =0, bring 49 to the other side by using addition
(x - 7) (x - 7) = 0 , factor the equation
x - 7= 0 , x - 7 = 0 , set everything equal to zero
x = 7
there is no need to put another x = 7 for the answer since both are the same.
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Factor x squared - 14x equals -49?
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X2 - 14x equals -49 using factoring?
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
What are the factors of x squared negative 14x positive 49?
x2-14x+49 (x-7)2 or (x-7)(x-7)
X squared plus 14x plus 49?
x=7
Is X squared minus 14x plus 49 a perfect square trinomial?
Yes because if x2-14x+49 then it is (x-7)(x-7) when factored
Factor x squared - 14x equals -49?
63
49 plus 14x plus 2 equals?
-x2+14x=49
X2 - 14x equals -49 using factoring?
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
What are the factors of x squared negative 14x positive 49?
x2-14x+49 (x-7)2 or (x-7)(x-7)
X squared plus 14x plus 49?
x=7
X2-14x equals -49 solve by factoring?
Re-arranging, x2 - 14x +49 = 0 Factorising, (x-2)(x-2) = 0, hence x=2.
Is X squared minus 14x plus 49 a perfect square trinomial?
Yes because if x2-14x+49 then it is (x-7)(x-7) when factored
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
What whole number equals 49 squared?
49 squared is equal to 2,401.The question may be trying to ask: "What whole number equals 49 when it is squared ?"In that case, the answer is 7.
What is the solution of x squared-14x plus 49 equals 4?
Notice that the left side of the equation is a perfect square (x - 7)2 = x2 -14x + 49. so (x - 7)2 = 4. Take square root of both sides: x - 7 = ± 2, x = 9, or x = 5.
X2 plus 14x equals -7 what number is added to complete the square?
49-apex
What is x2 plus 14x plus 49?
(x2 + 14x + 49) = (x + 7)2
