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scZoUnD [109]
3 years ago
9

Simplify the following expressions

Mathematics
1 answer:
Mashcka [7]3 years ago
4 0
In division, we subtract the powers so, 
20u^3 / 5 u^2 = 4u 

in multiply we add the power 
20u^3 * 5 u^2 = 100 u^5 

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[3.2×(6.1+6.3)]-2.8=
iris [78.8K]

Answer:

36.88

Step-by-step explanation:

6.1 + 6.3 = 12.4

3.2 x 12.4 = 39.68

39.68 - 2.8 = 36.88

4 0
3 years ago
Help please
Digiron [165]

Answer:

Option C.

Step-by-step explanation:

Shortest way to solve this question is to find the factors of the given expression.

The given expression is (x² + 13).

Now we have to factorize it.

(x² + 13) = x² + (√13)²

            = x² + [-(i)²√(13)²]  [Since i = √(-1)]

            = x² - (i√13)²

            = (x - i√3)(x + i√3) [Since (a² - b²) = (a + b)(a - b)]

Option C will be the answer.

7 0
2 years ago
Which excerpt from “Fish Cheeks” most appeals to a reader’s sense of sight?
saul85 [17]

Answer:

The answer is C.My relatives licked the ends of their chopsticks and reached across the table,dipping into the dozen or so plates of food.

Step-by-step explanation:

6 0
3 years ago
The amount of money, y, pizzeria J makes by
Degger [83]

Answer:

Pizzeria J

Step-by-step explanation:

Pizzeria J makes

y = 14x

Let x = 1, for 1 pizza. Then,

y = 14 × 1

y = 14

At pizzeria J, 1 pizza costs $14.

In the equation y = 14x, the slope, 14, is the cost per pizza.

Now we find the slope of the graph for pizzeria W.

The x-axis is the number of pizzas.

For x = 1, y = 11.

The slope is 11, so the price per pizza is $11.

Answer: Pizzeria J

8 0
3 years ago
Find the circumference of the circle. Use 3.14 for pi
BabaBlast [244]

Answer:

A. C = 43.96

Step-by-step explanation:

Circumference = Diameter * pi

Your diameter in this problem (given by the picture) = 14 inches.

If we plug this into the formula:

C = 14 * 3.14 = 43.96

There is a problem with your question, however, because the length we have found is in inches, while all of your options are in centimeters. However, converting the correct inches answers into centimeters is not an answer choice.

3 0
3 years ago
Read 2 more answers
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