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tino4ka555 [31]
1 year ago
15

4(20+12)/ (5-3) . show the steps

Mathematics
1 answer:
Slav-nsk [51]1 year ago
7 0

Answer:

4(20+12) / (5-3) = 64

Step-by-step explanation:

The way to solve this problem is simple. Using PEMDAS the obvious thing to do is start with the Parentheses.....

4(20+12) / (5-3)

The way this would look after I use PEMDAS is....

4(32) / (2)

Now there are no exponents so we will now move onto the multiplication section.  So we will need to multiply 32 and 4 which will leave us with 128. This now leaves us with...

128/2

Now going on to the last step we will use division since it is our last step we do not need to worry about adding or subtracting. After dividing 128 by 2 it will leave us with the answer of 64. So the answer of the equation is....

4(20+12) / (5-3) = 64

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GIVING BRAINIEST IF CORRECT!!<br><br> Factor x^4 - 16 completely
ioda

Answer:

(x^2 + 4)(x + 2)(x - 2)

Step-by-step explanation:

Hello!

We can use the difference of square method.

<h2>Difference Of Squares (DOS)</h2>

The formula for the DOS is (a + b)(a - b) = a^2 - b^2

It is a simple way to factor polynomials.

The criteria:

  • Has to begin and end with a perfect square
  • The operation has to be subtraction

<h3>Factor:</h3>
  • x^4 - 16

Begins with a perfect square (x² * x²) and ends with a perfect square (4 * 4)

  • (x^2 + 4)(x^2 - 4)

Warning! Watch out, there may be another DOS!

x^2 - 4 is another DOS

  • (x^2 + 4)(x + 2)(x - 2)

The x² + 4 is not a DOS because the operation is addition.

The final factored form is (x^2 + 4)(x + 2)(x - 2)

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1 year ago
1. At a certain company, the human resources department surveyed employee satisfaction. They collected the following data. (a) H
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Step-by-step explanation:

A measurement is the action of measuring something, or some amount of stuff. So it is important to measure certain things right, distance, time, and accuracy are all great things to measure. By measuring these things or in other words, by taking these measurements we can better understand the world around us.

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