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Illusion [34]
3 years ago
5

Solve the quadratic equation 3x²+x-5=0

Mathematics
1 answer:
PIT_PIT [208]3 years ago
8 0
This does not look easy to factor, so I'd suggest using the quadratic formula:
        -1 plus or minus sqrt( 1-4(3)(-5) )
x = -----------------------------------------------
                               2*3

         -1 plus or minus sqrt(61)
    = ------------------------------------
                             6

Thus, there are 2 real, unequal, irrational roots / solutions.
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3 years ago
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arsen [322]

Given:

Figure of a parallelogram.

To find:

The values of x and y.

Solution:

If two parallel lines intersected by a transversal line, then the alternate interior angles are congruent.

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x=\dfrac{24}{4}

x=6

And,

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3 0
3 years ago
A 5-pound bag of flour costs $9.60. What is the price per ounce?
Fofino [41]

Answer:

A 5-pound of flour costs $4.80. For this bag of flour, what is the cost of flour per ounce? (1 pound = 16 ounces) a. $0.06.

Step-by-step explanation:

8 0
3 years ago
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devlian [24]
<h2>Explanation:</h2><h2></h2>

The complete question is shown below. As you can see, we know that:

\triangle LMN \cong \triangle OPQ

Shapes are congruent if you can turn one into the other by moving, rotating or flipping. If any two triangles have matching side lengths, they're not necessarily congruent. The same happens if they have two matching side lengths, but If triangles have three matching side lengths, then they must be congruent. This is is known as the Side-Side-Side Postulate (SSS). Since in this problem corresponding sides measures the same, therefore we can say that the postulate that applies is:

B. Congruent - SSS

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Answer:

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Step-by-step explanation:

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