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zysi [14]
4 years ago
14

Find the 20th term in the following arithmetic sequence : 12, 15, 18, 21, ..

Mathematics
1 answer:
lukranit [14]4 years ago
5 0
So basically its arithmetic sequence cause u keep on adding 3
Rule: an=a1+(n-1)d
12+(20-1)(3)
Answer : 69
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A circle is shown. Secants E G and D G intersect at point G outside of the circle. Secant E G intersects the circle at point F a
USPshnik [31]

Answer:

Step-by-step explanation:

The formula we need here is

6(6+x)=5(5+x+3)

which simplifies to

6(6+x)=5(8+x)

which simplifies to

36 + 6x = 40 + 5x and

x = 4

So DG = 5 + 4 + 3 which is 12

7 0
4 years ago
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How many pounds are in<br> 8 kilograms? 1 kg = 2.2 lbs<br><br> 8 kg = [?] lbs
ElenaW [278]

Answer:

17.6 lbs

Step-by-step explanation:

1kg=2.2lbs

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5 0
3 years ago
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Can you help me please ?
rewona [7]

1.

(Create a table then plot the points)


X | 0 | 1 | 2 | 3 |

-------------------------

Y | -1 | 3 | 7 | 11 |


4 (0) -1 => 0 - 1 = -1

4 (1) -1 => 4 - 1 = 3

4 (2) -1 => 8 - 1 = 7

4 (3) -1 => 12 - 1 = 11


Just apply the table method to the others and you should be fine! :)

8 0
4 years ago
HELP PLS! I CAN’T FAIL PRE-ALGEBRA!
Liono4ka [1.6K]

Answer:

Q1.  2 - 5/ 8 - 0 = -3/8

Q2.  1- (-1)/6-2 = 2/4 simplified as 1/2

Q3.  (-5)- (-2)/ (-1)- (-3) = -3/2

Use a ruler to help you graph a line whose slope is 1/3. Label this line “a”

*Answer- 1/3 is being shown for rise/run (Rise over Run, 1 being rise and 3 being run). this means that you go up one and right 3.

Step-by-step explanation:

y2-y1 *over* x2- x1. Also if you can simplify the end fraction do it but if not then leav it as it is. This is the equation that I used for the first 3 problems. Also I didnt quit understand the 1st word problem sorry! I hope this helps :v

8 0
2 years ago
PLEASE ANSWER QUICKLY
Rudiy27

Answer:

3

Step-by-step explanation:

f(x) = 3x² - 2x + 1

f(x) = ax² + bx + c

a = 3

7 0
2 years ago
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