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Ad libitum [116K]
2 years ago
13

Simplify using factorising 2x+4/x^{2}-x-6

Mathematics
1 answer:
Nutka1998 [239]2 years ago
6 0

Answer:

\frac{2x+4}{x^{2}-x-6 } \\\frac{2x+4}{x^{2} +2x-3x-6} \\\frac{2x+4}{x(x+2)-3(x+2)} \\\frac{2x+4}{(x-3)(x+2)}

Step-by-step explanation:

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1.Which expressions are polynomials? Select each correct answer. Pick more then one.
madreJ [45]

If all the power of the variables are greater than or equal to zero, then the expression is a valid polynomial.

So,

1.

7x^{7}-x-5

35x^{2}

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2.

x^{2} -x\sqrt{2}

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are all polynomials.

3.

If the degree of the polynomial is 3, then it is a cubic polynomial. If the number of terms of a polynomial is 3, then it is a trinomial.

Hence, -5x^{3}-4x+1 is a cubic trinomial.

4.

The highest power is the degree.

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6 0
3 years ago
Read 2 more answers
X^3 + 3x^2 -10x factor polynomial and find zero​
Fantom [35]

Answer:

  1. x(x - 2)(x + 5)
  2. x = 0, x = 2, x = -5

Step-by-step explanation:

x^3 + 3x^2 - 10x

~Factor

x(x - 2)(x + 5)

Solve for the zero.

x(x - 2)(x + 5) = 0

We know that; x = 0, x - 2 = 0, and x + 5 = 0

x = 0

x - 2 = 0

x = 2

x + 5 = 0

x = -5

Best of Luck!

7 0
3 years ago
Read 2 more answers
6x²-13x=-6<br> Solve the equation using the quadratic formula
nalin [4]

Answer:

x=2/3, x=3/2

Step-by-step explanation:

6x^2-13x=-6

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6x^2-4x-9x+6=0

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(3x-2)8(2x-3)=0

3x-2=0

2x-3=0

x=2/3

x=3/2

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3 years ago
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b)The distance between the two lines is called the perpendicular lines.

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Linda has $900 more than Joe in her bank account
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3 years ago
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