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Ne4ueva [31]
3 years ago
9

**************** :-)

Mathematics
2 answers:
Lorico [155]3 years ago
8 0

I think the answer is n-20- first choice.

Varvara68 [4.7K]3 years ago
4 0

ANSWER

n-20

EXPLANATION

The terms of the sequence are:

-19,-18,-17,-16,-15,...

The first term of the sequence is

a=-19 and the common difference is d=-18--19=1

The rule is given by:

f(n)=a+d(n-1)

f(n)=-19+1(n-1)

f(n)=-19+n-1

f(n)=n-20.

Therefore the rule for the given sequence is n-20.

The first option is correct.

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How does the graph of g(x) = (x - 1) + 5 compare to the parent function f(x) = xº?
jasenka [17]

Answer:

g(x) is shifted 1 unit to the right and 5 units up.

Step-by-step explanation:

f(x) =,

x  --------> (original function)

(x - 1) = [x - (+1)]------>  shifted 1 unit in the positive x direction, i.e 1 unit to right

(x - 1) + 5 ----------> shifted 5 units in the positive y direction, i.e 5 units up.

combining all the steps.

g(x) is shifted 1 unit to the right and 5 units up.

8 0
3 years ago
Question: Which set of directions correctly describes how to plot the point (6, 2) on the coordinate plane?
pantera1 [17]
A is correct because 6 is the x coordinate and since it is positive it goes to the right. Since 2 is the y coordinate and it’s positive, you move up.
4 0
3 years ago
One number is 4 less than a second number. Twice the second number is 13 less than 5 times the first. Find the two numbers.
Roman55 [17]

Answer:

7 , 11

Step-by-step explanation:

Let the second number be 'x'

the first number = x - 4

Twice the second number : 2*x = 2x

5times first = 5*(x -4) = 5*x - 5*4 = 5x - 20

13 less than 5 times the first = 5x - 20 - 13 = 5x - 33

5x - 33 = 2x

Add 33 to both sides

5x - 33 + 33 = 2x +33

5x = 2x + 33

Subtract '2x'from both sides

5x - 2x = 2x - 2x + 33

3x = 33

Divide both sides by 3

\frac{3x}{3}=\frac{33}{3}

x = 11

First number = x - 4 = 11 - 4 = 7

The numbers are 7 , 11

3 0
3 years ago
Can someone help my sister with #3 and #4 please. I tried and I can’t figure it out.
castortr0y [4]

#3 Which of the following is less than 527 m?

A. 0.000699 Mm = 0.000699 · 1,000,000 m = <u>699 m</u>  

B. 914,879,710 nm = (914,879,710 : 1,000,000,000) m = <u>0.914879710 m</u>  

C. 51,723 cm = (51,723 : 100) m = <u>517.23 m</u>  

The best answer is C


#4 How many songs would you have if the average file size is 4,000 kb?

8 gb: 1,700 songs

16 gb: 6,000 songs

2 gb: 500 songs

160 gb: 30,000 songs

64 gb: 14,000 songs

1 Terabyte = 1024 gb: so im guessing 350,000 songs

This depends on the length of the song and the file format/type. A typical mp3 song of around 4 minutes averages 4 MB (4000 KB).

4 0
3 years ago
Solve the for the variable. SHOW ALL WORK/EXPLAIN EVERY STEP!!!<br>2(x-2)-5=3-2x+6​
tiny-mole [99]

Answer:

x=9/2

Step-by-step explanation:

First distribute 2

2x-4-5=3-2x+6

Add the like terms on the left side -4-5=-9

2x-9=3-2x+6

Do this with the right side 3+6=9

2x-9=-2x+9

Add 9 from the left side to the right side

2x=-2x+18

Then add 2x from the right side to the left side

4x=18

Divide 4 from both sides

x=18/4 or 9/2

4 0
3 years ago
Read 2 more answers
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