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Earn +20 ptsQ: How do you solve x squared minus 4x minus 5 equals 0?
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Can you solve x squared minus 4x minus 2 equals 0?
Yes and x = 2+square root of 6 or x = 2-square root of 6
How do you solve 4x squared minus 9?
4x2 - 9 = (2x + 3)(2x - 3)
How do you solve for the problem x squared minus 10 equals 4x plus 11?
x2-10 = 4x+11 x2-4x-10-11 = 0 x2-4x-21 = 0 (x+3)(x-7) = 0 x = -3 and x = 7
Solve the system of equations Enter your answer as an ordered pair 4x plus 8y equals 16 4x minus 8y equals 0?
16
What is 7x squared minus 4x minus 5x squared plus 2x?
7x2 -4x -5x2 +2x = 2x2 -2x
What is the answer of 16n squared minus 25?
(4x-5)(4x+5)
4x squared plus 12x minus 40 divided by x minus 2?
4x + 20
How do you solve -20 equals -4x-6x?
-4x-6x = -20 -10x = -20 Divide both sides by -10 rembering that a minus divided into a minus the result is positive: x = 2
X squared minus 4x +3?
7
What is 4x squared minus 5x squared plus 2x?
-x2+2x
How do you factor x squared minus 4x minus 21?
x2 - 4x - 21 = (x-7)(x+3)
How do you factor 16x squared?
4x times 4x equals 16x2.
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