3 years ago

A curve has equation y x = + 2 5 y and a line has equation 2 5 x y + = 1.

Mathematics

1 answer:

wlad13 [49]3 years ago

4 0

Answer:

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The product of two consecutive even positive integers is 674 more than the sum of the two integers. Find the integers.

IrinaVladis [17]

$2n(2n+2)=2n+2n+2+674\\
4n^2+4n=4n+676\\
4n^2=676\\
n^2=169\\
n=-13 \vee n=13$
$-13\not\ \textgreater \ 0$

$n=13\\
2n=26\\
2n+2=28$

It's 26 and 28.

7 0

3 years ago

Which of these numbers is a common factor of 54 and 81? 54 = 2 x 3 x 3 x 3 81 = 3 x 3 x 3 x 3 A) 2 B) 6 C) 9 D) 18

stealth61 [152]

Answer:

C) 9

Step-by-step explanation:

54 = 2 x 3 x 3 x 3

81 = 3 x 3 x 3 x 3

common factor of 54 and 81 = 3 x 3 = 9

Answer: 9

6 0

3 years ago

Read 2 more answers

The equation y=-7x-5 and the solution of (-2,9)

Black_prince [1.1K]

Y=-7x-5
9=-7(-2)-5
9=14-5
9=9
Please mark the brainliest, if you think i helped!

8 0

4 years ago

Is this a function? Answer only if you know if you put links I will report

evablogger [386]

Answer:

Step-by-step explanation:

You can tell if something is a function by checking to see if a vertical line will intersect at one spot more than once. If it does, it is not a function.

3 0

3 years ago

We have 3 broken glasses for every 500.Write this as a fraction and as a percent

Irina-Kira [14]

Number of broken glasses / total glasses = 3/500 = 0.006 = 0.6%

6 0

3 years ago