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Licemer1 [7]
3 years ago
15

9th grade math help me understand please 20 points

Mathematics
1 answer:
Andrej [43]3 years ago
4 0

Answer:

Lines 1 and 4 are parallel

Step-by-step explanation:

The image below shows the four lines graphed, and proves that lines 1 and 4 are parallel.

Hope this helps! :)

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Factor 3x^2 + 2x -18x - 12
soldier1979 [14.2K]
3x^2+ 2x -18x -12
= (3x^2+ 2x) -(18x+ 12)
= x(3x+ 2) -6(3x+ 2)
= (3x+2)(x-6)

Final answer: (3x+2)(x-6)
5 0
3 years ago
If f(x)=9−4 |x+1|, find f(−5). −15 −7 7 23
r-ruslan [8.4K]

Answer:

If f(x) = 9–4 |+1|, find f(-5)?

Step-by-step explanation:

15

-7

7

23

ANSWER 23

6 0
3 years ago
ANYONE GOOD AT MATH NEED HELP
lesantik [10]

Answer:

*I just learned that in probability if a question has 'and' it means you multiply and if it has 'or' it means you add*

1a) 1/6

There are two numbers greater than four (5 and 6). There are 6 possible numbers you can get, so the fraction would be 2/6, or simplified would be <u>1/3</u>. There are two options you can get when flipping a coin, so the chance of getting a head is <u>1/2</u>. This is an 'and' problem so multiply 1/3•1/2 and you get 1/6.

1b) 1/4

There are 3 even numbers (2, 4, and 6), so the probability would be 3/6 or simplified to <u>1/2</u>. The chance of landing on a tail is also <u>1/2</u>, as there are two possible options. This is an 'and' problem so multiply 1/2•1/2 and you get 1/4.

2) 1/8

Write out your possible results: HHH, HHT, HTH, THH, HTT, THT, TTH, TTT.

3a) 1/8

There are 4 shirt options to choose from. The chance of picking blue is <u>1/4</u>. There are 2 pant options. The chance of picking black is <u>1/2</u>. This is an 'and' problem, so multiply 1/4•1/2 and you get 1/8.

3b) 1/4

There are 4 shirt options to choose from. This is an 'or' problem because he can choose an orange shirt OR a red shirt. The probability of picking an orange shirt is 1/4 and the probability of picking a red shirt is 1/4. 'Or' means you use addition so add 1/4+1/4 and you get 2/4 or simplified is <u>1/2</u>. There are 2 pant options to choose from, so the probability of choosing brown pants is 1/2. Now, this is an 'and' problem, so multiply 1/2•1/2 and you get 1/4.

6 0
2 years ago
I need HELP ASAP PLEASE
Mekhanik [1.2K]

Answer:

i cant see it sorry bye

Step-by-step explanation:

7 0
3 years ago
WILL MARK BRANLIEST PLZ HELP ASAP!!!
Brrunno [24]

ANSWER

I. The GCF of 6 and 16 is 3. FALSE

II. The LCM of 6 and 16 is 48. TRUE

III. 6 and 16 are both composite numbers. TRUE.

EXPLANATION

The GCF of 6 and 16 is not 3.

It is rather 2.

Factors of 6: {1,2,3,6}

Factors of 16:{1,2,4,8,16}

3 is not even a factor of 16.

The LCM of 6 and 16 is 48. This statement is true.

Composite numbers have more than 2 factors.

6 and 16 are both composite numbers.

4 0
3 years ago
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