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almond37 [142]
3 years ago
8

Multiply. Give your answer in standard form. (3n2 + 2n + 4)(2n – 1) A. 6n3 + n2 + 6n – 4 B. 6n3 + 7n2 + 6n – 4 C. 6n3 – n2 + 10n

– 4 D. 6n3 + n2 + 10n – 4
Mathematics
2 answers:
natali 33 [55]3 years ago
8 0

Answer:

A

Step-by-step explanation:

(3n²+2n+4)(2n-1)

to solve this multiply through by using each term in one bracket to multiply all terms in the second bracket to open the bracket.

3n²(2n-1) + 2n(2n-1) +4(2n-1)

6n³-3n² +4n²-2n+8n-4

6n³+n²+6n-4

Hence the correct option is A

Anastasy [175]3 years ago
6 0

Answer:

a

Step-by-step explanation:

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Use long division to find the quotient below (30x^3+4x^2-150) / (6x-10)
Anni [7]

Answer:

The answer is

A.5x^2+9x+15

Step-by-step explanation:

kindly find attached the solving for proper understanding and solution flow.

Given Data

the divisor=  6x-10

dividend= 30x^3+4x^2-150

firstly for us to perform the division we need to re write the dividend and include the missing coefficient of x

dividend =30x^3+4x^2+0x-150

3 0
4 years ago
Marie can find the volume of a cube by using the formula V = s³, where s represents the side length of the cube. If Marie's cube
UNO [17]

Answer:

15.625 cm^3

Step-by-step explanation:

V=2.5^{3} \\V=2.5*2.5*2.5\\V=6.25*2.5\\V=15.625 cm^{3}

7 0
3 years ago
A)250cm =______ mm.<br>b)5000m = ____ km. <br>c) 200km =______cm.​
Liono4ka [1.6K]

Answer:

a = 2500mm

b = 5km

c = 2e+7

Step-by-step explanation:

6 0
3 years ago
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Please help im very confused!!!
OleMash [197]

Answer:

1/2 ×4 ×3=6

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and 3 is height

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4 0
3 years ago
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The cost of the five most popular items at an airport gift shop include a $12.99 decorative mug, a $2.99 postcard, a $3.49 keych
Leno4ka [110]

Exchange rate refers value of a currency in another.The cost of the decorative mug is 83.98 China Yuan.

<h3>What is the exchange  rate?</h3>

The term exchange rate has to do with the value of a currency in another currency. Given the fact that international trade is the mainstay of the global economy, it is important that one currency should be converted to another for the purpose of the ease of doing business.

The dollar is often the international currency for trade. Its us always necessary to convert the dollar into the local currency of the country where the business is done using the correct exchange rate.

Now If I want to convert the cost of the decorative mug to China Yuan;

I already know that;

1 US dollar =  6.4651 China Yuan

12.99 US dollar = 12.99 US dollar  * 6.4651 China Yuan/1 US dollar

= 83.98 China Yuan

Hence, the cost of the decorative mug is 83.98 China Yuan.

Learn more about exchange rate:brainly.com/question/22996931

#SPJ1

3 0
2 years ago
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