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What is the factorization of -x2 plus x plus 42?

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Anonymous

∙ 16y ago
Updated: 8/18/2019

(-x-6)(x-7)

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Wiki User

∙ 16y ago
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What is the factorization of the trinomal below -x2 plus x plus 42?

-x2 + x + 42= -x2 + 7x - 6x + 42= 7x - x2 + 42 - 6x= x(7 - x) + 6(7 - x)= (7 - x)(x + 6)


What is the factorization of this trinomial x3 plus 13x2 plus 42x?

x3 + 13x2 + 42x = x(x2 + 13x + 42) = x(x2 + 6x + 7x + 42) = x[x(x + 6) + 7(x + 6)] = x(x + 7)(x + 6)


How do you factor -x2 plus x plus 42?

-x2 + x + 42 = -[x2 - x - 42] = -[x2 - 7x + 6x - 42] = -[x*(x - 7) + 6*(x - 7)] = -(x - 7)*(x + 6)


What is the complete factorization of the trinomial x2 x-42?

(x + 7)(x - 6)


Factorization of x2 plus 12x plus 27?

x2 + 12x + 27 = (x + 9)(x + 3)


What is the factorization of this trinomial -x2 plus 2x plus 48?

-x2 + 2x + 48 = (x +6)(8 - x)


What is the factorization of x2 plus 5x plus 4?

(x + 4)(x + 1)


What is the factorization of x2 plus 4x - 32?

x2 + 4x - 32 = (x + 8)*(x - 4)


What is the factorization of x2-11x plus 10?

X2 -11x +10=(x - 1 )(x - 10)


What is the factorization of the trinomial below -x2 plus 2x plus 48?

-x2 + 2x + 48 = (-x - 6)(x - 8)


What is -x2 plus x plus 42?

= -(x - 7)(x + 6)


What is the factorization of the trinomial -x2 plus 12x plus 28?

x2+12x+28Improved Answer:--x2+12x+28 = (-x+14)(x+2) when factored

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