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sergij07 [2.7K]
3 years ago
13

Find the zeros of f(x) = x^2+5x-6. A. {-2,3} B. {-6,1} c. {-2,-3} D. {-6,-1}

Mathematics
1 answer:
Arisa [49]3 years ago
7 0

Answer:

x^2+5x-6

a = 1  b = 5 and c = -6

Using the quadratic formula:

x = [-5 +- sq root (25 -4 * 1 *-6) ] / 2 * 1

x = [-5 +- sq root (49)] / 2

x = [-5 +- 7] / 2

x1 = 1

x2 = -6

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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6 0
3 years ago
yra solves the equation as shown. - 3(x+2) = 9 1. - 3x - 6 = 9 2. - 3x = 15 3. x = - 5 The property Tyra used in line 1 was the:
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Answer:

Distributive property says that:

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Addition property of equality:

if x = y then x+z = y+z

Division property of equality:

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As per the statement:

Given the equation: -3(x+2)=9

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1.

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2.

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3.

x = -5                    {Division property of equality]

Therefore, the  property Tyra used in line 1 was : Distributive Property.

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3 years ago
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34kurt

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Step-by-step explanation:

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{-1, 8}
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3 years ago
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