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stellarik [79]
3 years ago
15

Hello Brainly pls help me factorise x² - 1​

Mathematics
1 answer:
attashe74 [19]3 years ago
3 0

Answer:

Step-by-step explanation:

( − 1 )  ( + 1 )

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Andrea runs 4 miles every day, but she wants to increase her distance in order to run a 26 mile marathon. She decides to add 2 m
Doss [256]

Answer:

By the time she achieves her 26 mile goal Andrea will have run 176 miles.

Step-by-step explanation:

Since Andrea runs 4 miles every day, but she wants to increase her distance in order to run a 26 mile marathon and she decides to add 2 miles each day to her distance until she achieves her goal, to determine, if she starts with 6 miles today, how many miles will she have run in total, by the time she achieves her 26 mile goal the following calculation should be performed:

6 + 8 + 10 + 12 + 14 + 16 + 18 + 20 + 22 + 24 + 26 = X

14 + 22 + 30 + 38 + 46 + 26 = X

36 + 68 + 72 = X

36 + 140 = X

176 = X

So, by the time she achieves her 26 mile goal Andrea will have run 176 miles.

6 0
3 years ago
Its not a quiz/test its homework thats due in a bit :)
otez555 [7]

Answer:

it would be 53

Step-by-step explanation:

5 0
3 years ago
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The circumference of a pizza is approximately 56.52 inches. One-fourth of the pizza has been eaten. Enter the area of the remain
nlexa [21]
The answer will be 190.76 square inches. Hope it help!
6 0
4 years ago
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What is the distance between the points (4,3) and (1,-1) on the coordinate
frozen [14]

Answer:

The distance between the points (4,3) and (1,-1) is C. 5 units.

Step-by-step explanation:

4 0
2 years ago
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Please helppp me on this :(
ra1l [238]

Answer: the answer is 4 decimal places and the second one is 10 to the power of 4 (10*4)

Step-by-step explanation:

5 0
3 years ago
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