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gavmur [86]
3 years ago
15

Which expression is equivalent to the given expression?

Mathematics
1 answer:
Aneli [31]3 years ago
8 0

Answer:

-\frac{1}{4}(1 + 2y )

Step-by-step explanation:

Given

-(\frac{1}{2}y + \frac{1}{4})

Required

Select equivalent expression

Write each term as a product of 1/4

-(2 * \frac{1}{4}y + 1 * \frac{1}{4})

Factorize:

-\frac{1}{4}(2 * y + 1 * 1)

-\frac{1}{4}(2y + 1)

Apply commutative property:

-\frac{1}{4}(1 + 2y )

<em>Hence, option (a) is correct.</em>

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What does the discriminant determine?
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The discriminant is the part of the quadratic formula underneath the square root symbol: b²-4ac. The discriminant tells us whether there are two solutions, one solution, or no solutions.
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natka813 [3]

Given :

A graph with a straight line on it.

To Find :

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Solution :

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3 years ago
Given the two expressions shown below:
kobusy [5.1K]
<h2>Answer: A. Both are rational.</h2>

Step-by-step explanation:

Although both expressions have square roots, the result of each square root is an integer, which can be expressed as a fraction.

In this sense:

Rational numbers are all numbers that can be represented as the quotient (division) of two integer numbers. This means they can be represented as a fraction in which the denominator is nonzero.

If we solve both expressions, we will be able to see that the result is an integer that can be expressed as a fraction with two integers:

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Answer:

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