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Serjik [45]
3 years ago
15

Multiply: (3x + 2)(3x - 2)a.-3x² - 4b.6x² - 4c.6x² + 4d.9x² - 4​

Mathematics
1 answer:
Ratling [72]3 years ago
3 0

Answer:

D

Step-by-step explanation:

  1. Set it up

3x(3x - 2) + 2(3x - 2)

    2. Multiply

9x^2-6x+6x-4

     3. Simplify

9x^2- 4

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Find x - 3y if x = 3 and y= -2
Feliz [49]
X-3y, x=3, y=-2
(3)-3(-2)
(3)+(3*2)
3+6=9
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4 years ago
in a certain country license plates consist of zero or one digit followed by four or five uppercase letters from the roman alpha
algol13

118,813,760 different combination license plates can the country produce

<h3 /><h3>permutations and combinations:</h3>

permutations and combinations, the various ways in which objects from a set may be selected, generally without replacement, to form subsets. This selection of subsets is called a permutation when the order of selection is a factor, a combination when order is not a factor. By considering the ratio of the number of desired subsets to the number of all possible subsets for many games of chance in the 17th century, the French mathematicians Blaise Pascal and Pierre de Fermat gave impetus to the development of combinatorics and probability theory.

given that

in a certain country license plates consist of zero or one digit followed by four or five uppercase letters from the roman alphabet

X = 10 × 26 × 26 × 26 × 26 × 26

  = 10 × 11881376

  = 118,813,760

118,813,760 different combinations license plates can the country produce

To learn more about combinations:

brainly.com/question/19692242

#SPJ4

3 0
1 year ago
One of the largest pumpkins ever grown weighed about 3/4 ton.How many pounds did the pumpkin weigh?
atroni [7]
1500 pounds since a ton I 2000 just multiply it by 3/4
6 0
3 years ago
Marie is bringing bagels and cream cheese to school as a birthday snack for her class. The cost of b bagels and c packages of cr
emmasim [6.3K]

Answer:

$30.50

Step-by-step explanation:

b = bagels

c = cream cheese

<u>Given</u>

b = 30

c = 2

<u>Work:</u>

0.85b+2.5c

0.85(30) + 2.5(2)

25.5 + 5

30.5

4 0
3 years ago
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Finger [1]

Answer:

The second box ix the answer

3 0
2 years ago
Read 2 more answers
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