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X2 - 4 equals 0?
If: x2-4 = 0 Then: x = 2
What is the standard form of x2 equals 3x-2?
x2 - 3x + 2 = 0
X2 - 4x equals -4?
x2 - 4x + 4 = 0 (x - 2)(x - 2) = 0 x = 2
Answer to -x2 equals x-6?
-x2 = x - 6 x2 + x - 6 = 0 (x - 2)(x + 3) = 0 x ∈ {-3, 2}
X2 - x - 6 equals 0?
x2 - x - 6 = (x - 3)(x + 2) = 0; whence, x = 3 or -2.
X equals sqrt bracket 2 minus x bracket Is the answer just X equals 1 or is it also X equals minus 2?
x = √(2-x) x2 = 2-x x2 + x = 2 x2 + x - 2 = 0 (x+2)(x-1) = 0 x = 1 or -2
X2 plus 3x plus 10 equals 0?
-2
X2 plus 3x plus 7 equals 5?
x2 + 3x + 7 = 5 ∴ x2 + 3x + 2 = 0 ∴ (x + 1)(x + 2) = 0 ∴ x ∈ {-2, -1}
2x equals x2 plus 4x-3?
2x = x2 + 4x - 3 x2 + 2x - 3 = 0 (x - 1)(x - 2) = 0
X2 - 14x equals -49 using factoring?
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
X2 plus 6x-2 equals 0?
x2 + 6x - 2 = 0 x2 + 6x + 9 = 13 (x + 3)2 = 13 x + 3 = ± √13 x = -3 ± √13
What is the set of solutions to the equation x2-4 equals 0?
x = 2 or -2
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