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Nady [450]
3 years ago
15

Joshua took a total of 12 "i-Ready" quizzes over the course of 2 weeks. How many weeks of school will Joshua have to attend this

quarter before he have taken a total of 18 quizzes? Solve using unit rates.
Mathematics
1 answer:
Sergio039 [100]3 years ago
7 0
I think the answer is 2 weeks 6 days because if over the course of 2 weeks they took 12 I ready quizzes  the he needs 18 quizzes and it leaves 1 day extra
You might be interested in
Evaluate the given integral by changing to polar coordinates. sin(x2 y2) dA R , where R is the region in the first quadrant betw
alexira [117]

Answer:

I = 1.47001

Step-by-step explanation:

we have the function

f(x,y)=sin(x^2y^2)\\

In polar coordinates we have

x=rcos\theta\\y=rsin\theta

and dA is given by

dA=rdrd\theta

Hence, the integral that we have to solve is

I=\int \limt_2^4 \int \limit_0^{\pi /2}sin(r^4cos^2\theta sin^2\theta)rdrd\theta

This integral can be solved in a convenient program of your choice (it is very difficult to solve in an analytical way, I use Wolfram Alpha on line)

I = 1.47001

Hope this helps!!!

7 0
3 years ago
Which of the following equations is of a parabola with a vertex at (1,2)
eduard

Answer:

(x - f_x)^2 + (y - f_y)^2 = (f_x^2 + (x - 3) f_x + f_y^2 + (y - 6) f_y - x - 2 y + 10)^2/(f_x^2 - 2 f_x + f_y^2 - 4 f_y + 5)

Step-by-step explanation:

3 0
3 years ago
The measure of the first angle in a right triangle is 10 less than the measure of the second angle.The third angle is the right
prohojiy [21]
Triangle angles add up to a total of 180 degrees.

X will substitute for the second angle.

(X - 10) will substitute for the first angle, which is 10 less than the second angle (x).

The third angle is a right angle which is 90 degrees.

The equation therefore, the summation of the angles:
90 + x + (x - 10) = 180

Join like terms:
80 + 2x = 180

Solve for x:
2x = 100
x = 50

This means that:
The second angle is 50.
The first angle is 50 - 10 which is 40.

We can double check by adding the angles 50, 40, and 90 together to get 180.
5 0
3 years ago
Write an equation parallel to the line determined by the points (15, -6) and (-3, 13), through: (4, 2)
gulaghasi [49]

Answer:

The answer is

<h2>y =  -  \frac{19}{18} x +  \frac{76}{2}</h2>

Step-by-step explanation:

Equation of a line is y = mx + c

where

m is the slope

c is the y intercept

To find the equation of the parallel line we must first find the slope of the original line

That's

Slope of the through points

(15, -6) and (-3, 13) is

<h3>m =  \frac{13 -  - 6}{ - 3 - 15}  =  -  \frac{19}{18}</h3>

Since the lines are parallel their slope are also the same

So slope of parallel line = - 19/18

Equation of the line using point (4,2) and slope -19/18 is

<h3>y - 2 =  -  \frac{19}{18} (x - 4) \\ y - 2 =  -  \frac{19}{18}  x +  \frac{38}{9}  \\ y =  -  \frac{19}{18} x +  \frac{38}{9}  + 2</h3>

We have the final answer as

<h3>y =  -  \frac{19}{18} x +  \frac{76}{2}</h3>

Hope this helps you

7 0
3 years ago
Read 2 more answers
Help!!I need this done! Best answer wins brainlest REAL ANSWERS!!!
elena55 [62]

C <em>(the bottom left one)</em>, because the number of total possible spins that C has is 10, which therefore answers the question.

4 0
4 years ago
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