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What number must you add to complete the square x2 plus 18x equals 29?
Wiki User
∙ 6y ago
If: x^2 +18x = 29
Then completing the square: (x+9)^2 -81 = 29 or (x+9)^2 = 110
Wiki User
∙ 6y ago
Trey Jinks
5
Rosina Macejkovic
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You must add (17n + 144).
What number must be added to the polynomial to complete the perfect square x2-24x?
144
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Adding 100 completes the square. { I wonder why you want to complete the square when the expression already factors as x(x-20) }.
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What number must you add to complete the square of x2 plus 14x equals -7?
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You must add 1
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4
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it is 121
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What number must you add to complete the square x2 plus 12x equals 40?
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What number must you add to complete the square x2 plus 10x equals 31?
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What number must you add to complete the square of x2 plus 12x equals 40?
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What number must be added to complete the square of x SQUARED plus 12x equals -3?
9
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144
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-3
What number must you add to complete the square of x2 plus 20x equals 39?
x2 + 20x - 39 = 0: Add 61 giving: x2 + 20x + 100 = (x + 10)2
