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Vera_Pavlovna [14]
4 years ago
9

(8/5x² -2/3x³ +3/2x -1) - [ x/5x -3/2x² +2/3x +1/4]​

Mathematics
1 answer:
tia_tia [17]4 years ago
4 0

Answer:

Step-by-step explanation:

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What is 817x45 in standerd algorithm pls help
sineoko [7]

Answer:

Step-by-step explanation:

  817

x 45

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+   4085

+  32680

__________

36,765

5 0
3 years ago
Read 2 more answers
PLSSSS HELP!!
Rus_ich [418]

Answer:

31.25 in²

Step-by-step explanation:

Surface area of triangular pyramid

Perimeter, P = 4s = 4 * 2.5 = 10 inches

Lateral surface area = 0.5 * P * height = 0.5 * 10 * 5 = 25 inch²

The base area = s² = 2.5² = 6.25 inch²

Hence, surface are ao triangular pyramid ;

Lateral surface area + base area

= 25 inches + 6.25 inch²

= 31.25 in²

7 0
3 years ago
Rusty co. sells two products, x and y. last year, rusty sold 5,000 units of x and 35,000 units of y. related data are: unit sell
Juliette [100K]

Answer:

c. 12.5% x, 87.5% y

Step-by-step explanation:

Sales mix is the relative proportion of a business's products that are sold.

This is important because different products have different profitability. So it enables the business make a more profitable decision.

Last year, Rusty sold 5,000 units of x and 35,000 units of y.

Total Units Sold=5000+35000=40000

Product x Proportion of Sales= A=\frac{5000}{40000}

Percentage of Total Sales=A=\frac{5000}{40000}X100=12.5%

Product y Proportion of Sales= A=\frac{35000}{40000}

Percentage of Total Sales=A=\frac{35000}{40000}X100=87.5%

Sales Mix therefore is 12.5% x, 87.5%y

3 0
4 years ago
If the lines of a system of equations never intersect then, then the system has no ______.
Alex17521 [72]

Answer:

The system has no solutions.

Step-by-step explanation:

I don know how to explain this, its just the rule.

6 0
3 years ago
Kristen's school is due west of her house and due south of her friend Cooper's house. The
SpyIntel [72]

Answer:

<em>Kristen's house is 4.4 miles away from her school</em>

Step-by-step explanation:

<u>Pythagora's Theorem </u>

In any right triangle, the square of the measure of the hypotenuse is the sum of the squares of the legs. This can be expressed with the formula:

c^2=a^2+b^2

Where

c = Hypotenuse or largest side

a,b = Legs or shorter sides

The situation described in the problem forms a right triangle shown in the image below.

Applying Pythagora's Theorem :

10^2=9^2+x^2

Solving for x:

x^2=10^2-9^2

x^2=100-81=19

x=\sqrt{19}=4.4

Kristen's house is 4.4 miles away from her school

8 0
3 years ago
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