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3 years ago

Find the correct sum of the polynomials (6x3 − 8x − 5) + (3x3 + 6x + 2).

Mathematics

1 answer:

Advocard [28]3 years ago

3 0

Answer:

$9x^3-2x-3$

Step-by-step explanation:

The question is

$(6x^3-8x-5)+(3x^3+6x+2)\\$

collect like terms

$(6x^3-8x-5)+(3x^3+6x+2)\\\\\\6x^3+3x^3-8x+6x-5+2\\\\\\9x^3-2x-3$

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High population density can cause increased competition for resources such as food or shelter, while a low population density ca

ELEN [110]

Answer:

The region with the highest population density is Binky Lee

The region with the lowest population density is ChesLen

Step-by-step explanation:

The population density is the total number of people per unit of land area.

Population density = Total population / land area

Beer Creek = 12,624/3,412

= 3.6998827667057

Approximately, 3.7

Binky Lee = 462/112

= 4.125

Approximately, 4.1

ChesLen = 3,537/1,263

= 2.8004750593824

Approximately, 2.8

Crow's nest = 2,142/612

= 3.5

The region with the highest population density is Binky Lee

The region with the lowest population density is ChesLen

4 0

3 years ago

The sum of two consecutive numbers is -49 what are they

Levart [38]

Answer:

22(24)(26) = 13728.

Step-by-step explanation:

Because the next two numbers are consecutive even integers, we can call represent them as x + 2 and x + 4. We are told the sum of x, x+2, and x+4 is equal to 72. This means that the integers are 22, 24, and 26. The question asks us for the product of these numbers, which is 22(24)(26) = 13728.

5 0

4 years ago

Read 2 more answers

A holiday costs £1200. Work out the price after a 7% discount.

vfiekz [6]

Answer:

1116

Step-by-step explanation:

0.93(1200)

1116

8 0

3 years ago