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Goshia [24]
3 years ago
6

Lisa is jogging on a circular-shaped track. she jogs halfway around and takes a water break. Then she jogs around another quarte

r of the way around. What is the measurement, in degrees of the distance jogged.
Mathematics
2 answers:
Alexxandr [17]3 years ago
7 0
270 degrees. Because she went halfway around the track (180) then went another quarter around the track (90). 180+90=270degrees
Airida [17]3 years ago
5 0
270 degrees would be your answer, hope this helped. :D
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Find the rational roots of x4 + 5x3 + 7x2 – 3x – 10 = 0.
grigory [225]

Given:

The function is,

x^4+5x^3+7x^2-3x-10=0

Use the synthetic division,

The rational roots are of the form,

\frac{p}{q}

As, the constant term is -10, its factors are

\pm1,\pm2,\pm5,\pm10

These are the possible values of p.

Also, the leading coefficient is 1. its factors are

\pm1

These are the values of q.

From the above synthetic division, the actual rational roots are,

1,-2

Answer: rational roots are -2, 1

4 0
1 year ago
What are some similarities and differences of the rates of change of linear, quadratic, and exponential functions?
gregori [183]

Answer:

linear functions change a constant rate. i.e. the slope of the graph is constant.

d/dx (mx+b) = m


quadratic functions change at a linear rate, slower than the function itself.

The slope of the tangent to the graph is proportional to the x coordinate.

d/dx (ax^2) = 2ax

Slope of tangent to ax^2 at point (x,ax^2) is 2ax.


Exponential functions change at the same rate as the function itself. The slope of the tangent to the graph is proportional to the y coordinate.


The slope of tangent at point (x,exp(x)) is exp(x).


Definition of exp(x) is just exp(0) = 1 and d/dx exp(x) = exp(x).


d/dx exp(ax) = a exp(ax) is not part of the definition, but follows from from the chain rule


Step-by-step explanation:


5 0
3 years ago
Aaden is 1.75 meters tall. At 11 a.m., he measures the length of a tree's shadow to be 37.65 meters. He stands 32.9 meters away
Ratling [72]

The relationship between Aaden and the tree's height is an illustration of equivalent ratio

The height of the tree is 2.00 meters

At 11 a.m, we have:

\mathbf{Aaden = 1.75m}

\mathbf{Tree\ Shadow = 37.65m}

\mathbf{Aaden\ Shadow = 32.9m}

So, we make use of the following equivalent ratio

\mathbf{Aaden : Tree = Aaden\ Shadow : Tree\ Shadow}

This gives

\mathbf{1.75: Tree = 32.9: 37.65}

Express as fractions

\mathbf{\frac{Tree}{1.75} = \frac{37.65}{32.9}}

Multiply both sides by 1.75

\mathbf{Tree = \frac{37.65}{32.9} \times 1.75}

\mathbf{Tree = 2.00}

Hence, the height of the tree is 2.00 meters

Read more about equivalent ratios at:

brainly.com/question/18441891

8 0
3 years ago
How many solutions exist for the given equation?
anygoal [31]

Answer:

None

Step-by-step explanation:

If you graph the points on a plot, they would be parallel

6 0
3 years ago
Trigonometri odevlerin islemi
WITCHER [35]

Answer: sincostan triggy

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
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