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Volgvan
3 years ago
7

Whats is the product? (3x+y)(x2+2y+4

Mathematics
2 answers:
ipn [44]3 years ago
6 0

Answer:

3x^{2}+2xy+6xy+12x+4y

Step-by-step explanation:

(3x+y)(x2+2y+4=+2xy+6xy+12x+4y

Irina-Kira [14]3 years ago
3 0
45x58291x583727157372
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What is the distance between (1,-5) and (-3,6)​
spin [16.1K]

Answer:

\large\boxed{\sqrt{137}}

Step-by-step explanation:

The formula of a distance between two points:

d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}

We have the points (1, -5) and (-3, 6). Substitute:

d=\sqrt{(6-(-5))^2+(-3-1)^2}=\sqrt{11^2+(-4)^2}=\sqrt{121+16}=\sqrt{137}

6 0
3 years ago
Exprees the ratio 3 inches to 3 feet(12 inches = 1 foot)
taurus [48]

Ratio being 12in./1ft.

3 inches is not one foot. it's 1/4 of a foot. 3in./1/4ft.

3 feet = 36 inches.

36in./3ft.

Hope This Helped! Good Luck!

7 0
3 years ago
In complete sentences, explain how to draw a double number line representing a 1:4 ratio.
Yuri [45]

<u>Answer:</u>

<u>ratios equivalent to 1/3=2/6,3/9</u>

<u></u>

<u>Step-by-step explanation:</u>

<u></u>

<u>Double number line is a diagram used when. quantities have different units.</u>

<u></u>

<u>It shows each of the quantities on its own number line with corresponding pairs of values lined up.The values of each number line are not the same unless there is a 1:1 ratio between them.</u>

<u></u>

<u>some ratios equivalent to 1:3 are;</u>

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<u>2:6,3:9,4:12,5:15,6:18,7:21,etc</u>

6 0
2 years ago
Read 2 more answers
Help I don't understand!!!!!!
otez555 [7]
Whel all you have to do is look at the diagram and think for a second look at the answers and pick one iv done some of thes to and belive me they are hard 

8 0
3 years ago
Simplify 2(x-3)÷4=5-8+5
goldfiish [28.3K]
2(x-3)÷4=5-8+5
(x-3)/2 = -3 + 5
x - 3 = -6+ 10
x = 4 + 3
x = 7

first,we need to eliminate the fraction by simply it with 2.After that,bring 2 to the right hand side and multiply it.Solve untill u get value of x.
6 0
3 years ago
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