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3 years ago

Explain how to determine (calculate) the perfect squares

1 answer:

6 0

Answer:A perfect square is a number which is generated by multiplying two equal integers by each other. For example, number 9 is a perfect square because it can be expressed as a product two equal integers being: 9 = 3 x 3.

Step-by-step explanation:

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(1+√3) (3-√3)<br><img src="https://tex.z-dn.net/?f=simplify" id="TexFormula1" title="simplify" alt="simplify" align="absmiddle"

ruslelena [56]

Answer:

2√3

Step-by-step explanation:

Multiply these binomials in the usual way:

(1 +√3)(3 -√3) = 1(3 -√3) +√3(3 -√3)

= 3 -√3 +3√3 -3 = (3 -3) +√3(-1 +3)

= 2√3

7 0

3 years ago

Help me asap! A parka that sold for $50 is marked up to $60. What is the percent of markup?

nirvana33 [79]

Answer:

the markup is 20 percent

7 0

3 years ago

This expression represents the average cost per game, in dollars, at a bowling alley, where n represents the number of games:

Dmitry_Shevchenko [17]

Answer:

Average Cost per game for 4 games is:

A) $4.75

Step-by-step explanation:

As the question is not complete, lets complete it first.

At the bowling Alley, shoe rentals cost $3 while a games costs $3. The expression that represents the average costs per game 'c' , in dollars, where n is the number of games, is:

$c=\frac{4n+3}{n}$

To find average cost per game, for 4 games, simpli substitute n=4 into the given equation:

$c=\frac{4n+3}{n}\\c=\frac{4(4)+3}{4}\\c=\frac{16+3}{4}\\c = \frac{19}{4}\\c= 4.75$

So Average Cost per game for 4 games is:

c = 4.75$

5 0

3 years ago

How is 15/45 equivalent to 45/135

crimeas [40]

45/135 can be simplified to 15/45 by dividing both the numerator and denominator by 3. To get from one fraction the next you multiplied them both by 3. 15 x 3 =45 45 x 3= 135

8 0

3 years ago

How would I find the value of X??

Ronch [10]

The two angles are corresponding angles, which means they are equal to each other. Make them equal to each other in an equation.

11x - 2 = 130
Add 2 to both sides.

11x = 132
Divide both sides by 11.

x = 12

4 0

3 years ago

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