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Rainbow [258]
3 years ago
7

Is −2π rational or irational?

Mathematics
1 answer:
Maru [420]3 years ago
4 0
Irrational.
Rational means that you can write it as a fraction, you cannot express pi as a fraction therefore it’s not rational
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3 years ago
(a) Rearrange the equation<br> x<br> + 2y = 6 to make y the subject.
satela [25.4K]

To make y the subject, we must move everything to one side and y on the other.

  x + 2y = 6\\2y = 6 -x\\2y = -x + 6\\y =-\frac{1}{2} x + 3

Good day and I hoped that helped!

7 0
3 years ago
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Please help me explain too il mark brainliest
Hoochie [10]

Answer:

Linear Function

Step-by-step explanation:

If a function is linear then its slope is the same throughout the entire function

Slope of a linear function y = mx + c where m is the slope

The slope between any two points (x1, y1) and (x2, y2) is given by the ratio of the difference in y values to the difference in x values. This is referred to as rise/run

So slope = (y2-y1)/(x2-x1) for these two points

For the given table, we will let age correspond to the x values and height to the y values

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We can see that the difference in height between ages 3 and 5 is 6 (18-120 so the slope between these two points is (18-12)/(5-3) = 6/2 = 3

In a similar manner we can compute the slope between any two consecutive points

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The attached graph shows that the function plotted as a result of the table values shows an approximately linear relationship between age and height of tree

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8 0
2 years ago
Write a matrix to represent the system of equations.
ioda

Answer:

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7  -5   7   |  1

0    1    -4 | -5

Step-by-step explanation:

Note that there are four columns in this system, representing the variables x, y and z and constants.  So the given matrix pattern is appropriate:  It has three columns for the coefficients of x, y and z and one column for the constants.

We need only identify the coefficients and transfer them into the appropriate boxes of the matrix pattern.

We get:

7   -1   6   -8

7  -5   7     1

0    1    -4  -5

7 0
3 years ago
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Answer:

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