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This is a quadratic equation question which will have two answers:
2x2+42 = x2+13x
2x2-x2-13x+42 = 0
x2-13x+42 = 0
Factorising the equation gives you:
(x-6)(x-7) = 0
Therefore: x = 6 or x = 7
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How do you factor 2x2 plus 13x 42?
The expression cannot be factorised.
42 plus X squared equals 13X?
42 + x2 = 13x ∴ x2 - 13x + 42 = 0 ∴ (x - 6)(x - 7) = 0 ∴ x ∈ {6, 7}
What is 42 plus 42 equals?
42 + 42 = 84
What plus what equals -84 but multiplies to 1764?
42 and 42
28 plus 42 equals?
28 + 42 = 70
Related questions
How do you factor 2x2 plus 13x 42?
The expression cannot be factorised.
42 plus X squared equals 13X?
42 + x2 = 13x ∴ x2 - 13x + 42 = 0 ∴ (x - 6)(x - 7) = 0 ∴ x ∈ {6, 7}
If x2 - 13x plus 42 equals x plus Ax plus B then A plus B equals?
2x - 13x + 42 = x +ax + b a + b = 2(x - 6.5x + 21) = 34 = a + b
Factorise x squared plus 13x plus 42?
It is (x+6)(x+7) when factored
Which of the binomials below is a factor of this trinomial x2 - 13x plus 42?
(x - 6)(x - 7)
What is 42 plus 42 equals?
42 + 42 = 84
What plus what equals -84 but multiplies to 1764?
42 and 42
What plus 13 equals 42?
13 + 42 = 55
28 plus 42 equals?
28 + 42 = 70
What plus 4 equals 42?
It is: 38+4 = 42
What plus what equals 84?
42
Enemy plus you equals friend Hate plus you equals love Tears plus you equals smile Confusion plus you equals solution Nothing plus you equals everything and Me plus You equals equals please reply?
42
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