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GuDViN [60]
2 years ago
15

Please help!! i don’t know how to do this please help asap.

Mathematics
1 answer:
Aleks [24]2 years ago
6 0
X = 40y - 16y^2 - 24
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Predict the number of sales in month 5? help ASAP please
balandron [24]
It is dividing by 2 each time so the number of sales is 545.
8 0
3 years ago
Two perpendicular lines intersect at the origin. If the slope of the first line is -1/2, what is the equation of the second line
Dovator [93]

bearing in mind that perpendicular lines have <u>negative reciprocal</u> slopes.

now, they both intersect at 0,0, namely they both pass through it, we know the slope of the first one, so

\bf \stackrel{\textit{perpendicular lines have \underline{negative reciprocal} slopes}} {\stackrel{slope}{-\cfrac{1}{2}}\qquad \qquad \qquad \stackrel{reciprocal}{-\cfrac{2}{1}}\qquad \stackrel{negative~reciprocal}{+\cfrac{2}{1}\implies 2}}

so, we're really looking for the equation of a line whose slope is 2, and runs through (0,0).

\bf (\stackrel{x_1}{0}~,~\stackrel{y_1}{0})~\hspace{10em} slope = m\implies 2 \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-0=2(x-0)\implies y=2x

5 0
3 years ago
The velocity, V, of a specific object being dropped from a particular height, h, can be found by the radical function V equals t
Jobisdone [24]

Answer:

20.3 ft/sec

Step-by-step explanation:

7 0
3 years ago
What is the area of the figure down below
kogti [31]

68


Explanation:

So to get this answer you need to split it into smaller shapes. We already have the squares so we know that 3*3 is 9 and then we double that because there are two of them.

So, so far we have 18+x

We need to take the middle shape and split it into two trapezoids.

The area for trapezoids is T=(a+b/2)h

So T= (3+7/2)5
T= 5*5=25
And then we would double that because there are two of them so 50 and then fill it in for x
18+50= 68 is the area of the figure.
3 0
3 years ago
Given that the measure of ∠x is 60°, and the measure of ∠y is 90°, find the measure of ∠z.
UkoKoshka [18]
The answer is 30 because u need to add 60+90=150 and then subtract 180-150 which gives you 30
7 0
3 years ago
Read 2 more answers
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