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Earn +20 ptsQ: 16 equals 2x2 plus 1
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Is y equals 3x plus 1 and -2x2 a function?
No.
How do you complete the square 2x2 - 3x plus 1 equals 0?
If: 2x2-3x+1 = 0 Then: x = 1 or x = 1/2
Value of the discriminant for 2x2 - 3x plus 1 equals 0?
The discriminant is 1.
2x2 plus 3x plus 1 equals 0?
factorises as (2x + 1)(x + 1) so x = -0.5 or -1
2x2-3x plus 1 equals 0?
(2x - 1)(x - 1) so x = ½ or 1
What would 2x2 plus 2x - 5 equals 0 be?
x = (-1 ± √11) / 2
How do you factor 6x3-x2 plus 17 equals 2x2 plus 47?
6x3 - x2 + 17 = 2x2 + 47 6x3 - x2 - 2x2 = 47 - 17 x2(6x - 1 - 2) = 30 this is the simplest factorisation.
2X2 plus 18X equals 20?
2x2+18x = 20 2x2+18x-20 = 0 x2+9x-10 = 0 (x+10)(x-1) = 0 x = -10 or x = 1
2x2 plus 7x plus 3 equals 0?
(2x + 1)(x + 3) = 0; x = -0.5 or -3
What is 2x2 plus 3x plus 1 factored?
2x2 + 3x + 1 = (x + 1)(2x + 1)
1 plus 1 equals 2 plus 2 equals 4 plus 4 equals 8 plus 8 equals 16 plus 16 equals 32 plus 32 equals 64 plus 64 equals 128 plus 128 equals 256 plus 256 equals 512 plus 512 equals 1024 plus 1024 equals?
2048
How do you solve 2x2 plus 1x-3 equals 0?
2x2+1x-3=0 4+x-3=0 x+1+0 x=-1 is your final answer
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