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ki77a [65]
3 years ago
6

Estimate 726 Times 5

Mathematics
1 answer:
tester [92]3 years ago
5 0

It's too easy just to calculate the actual value:

726 × 5 = 726 × 10/2 = 7260/2 = 3630

_____

You might estimate the value as 700 × 5 = 3500. You might estimate that to be low by 26/700 ≈ 4%, so about 140.

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Express as a trinomial (3x+8) (x+10)
docker41 [41]

Answer:

3x^{2} +38x+80

Step-by-step explanation:

Hello!

A trinomial is a expression consisting of three different terms

To turn this into a trinomial we multiply everything to each other

<u>                     3x                     </u>

3x * x = 3x^{2}

3x * 10 = 30x

<u>                     8                      </u>

8 * x = 8x

8 * 10 = 80

Now we put them all together in an equation

3x^{2} +30x+8x+80

Combine like terms

3x^{2} +38x+80

The answer is 3x^{2} +38x+80

Hope this helps!

7 0
3 years ago
Please help me with this problem so I can better explain this to my son.2.Rhonda started a business. Her business made $30,000 i
4vir4ik [10]
\begin{gathered} a)P=30000(1+0.05)^n \\ b)\$62,367.00 \end{gathered}

1) Iteration means a repetition of a rule.

a)

Considering that we have the following data:

Rate of increase: 5% per year

-

2) Then we can write out the following:

P=30000(1+0.05)^n

Plugging into n, the number of years we'll have:

Profits: $30,000 1st year

P: $31.500 2nd year

$33075 3rd year

(...) (...)

b) Since we want to know the predicted profit 15 years from the first year, then we can plug for that:

\begin{gathered} P=30000(1+0.05)^{15} \\ P=\$62,367.00 \end{gathered}

Note that we have plugged into n, n=15 years. Since the first year was $30,000 the profits.

5 0
11 months ago
after two tests carol has a total score of 170. the score on her first test was 8 points higher than the score on her second tes
RoseWind [281]
X stands for the score of her first test
Y stands for the score of her second test

7 0
3 years ago
I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS IF YOU ANSWER WITH A LINK YOU WILL GET REPORTED!!!!!!
kolbaska11 [484]

Answer:

1,5

Step-by-step explanation:

The translation can be seen in one line. You can see one going up by 5 and going to the right (not left as that would make it -1,5).

7 0
2 years ago
Does the point (-4, 2) lie inside or outside or on the circle x^2 + y^2 = 25?​
d1i1m1o1n [39]

Given equation of the Circle is ,

\sf\implies x^2 + y^2 = 25

And we need to tell that whether the point (-4,2) lies inside or outside the circle. On converting the equation into Standard form and determinimg the centre of the circle as ,

\sf\implies (x-0)^2 +( y-0)^2 = 5 ^2

Here we can say that ,

• Radius = 5 units

• Centre = (0,0)

Finding distance between the two points :-

\sf\implies Distance = \sqrt{ (0+4)^2+(2-0)^2} \\\\\sf\implies Distance = \sqrt{ 16 + 4 } \\\\\sf\implies Distance =\sqrt{20}\\\\\sf\implies\red{ Distance = 4.47 }

Here we can see that the distance of point from centre is less than the radius.

Hence the point lies within the circle .

4 0
2 years ago
Read 2 more answers
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