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MA_775_DIABLO [31]
2 years ago
6

Which equation is true? 1. 5+0=0 2. 15x0=0 3. 1.4+2.7=4.1 4. 2/3 x 5/9 = 7/12

Mathematics
2 answers:
katrin2010 [14]2 years ago
8 0
1.4+2.7=4.1 is true the others are false
Mariana [72]2 years ago
6 0

Answer:

2, and 3

Step-by-step explanation:

equation 1 is incorrect, because (common sense)

equation 2 is correct, 15 zero times =0, because it's like it was never there.

equation 3 is correct because 1.4+2.7 is = to 4.1

equation 4 is incorrect because the answer would correctly be 10/27

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f(x)=2x^2+px+C\\\\
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7=18+3p+C\\\\
C=1-p\\
3p=-11-C\\\\
3p=-11-(1-p)\\
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2p=-12\\
p=-6\\\\
C=1-(-6)\\
C=7\\\\
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3 years ago
A circular swimming pool has a radius of 20 feet. A fence is going to be built so that there is a 4-foot space around the entire
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Step-by-step explanation:

6 0
3 years ago
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gogolik [260]
"Linear function" means the highest degree of any term is 1.

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3 years ago
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Answer:

Um wat?

Step-by-step explanation:

6 0
3 years ago
Determine whether (3, 2) and (2, - 1) are solutions to the equation – 3x + y = - 7.
Leona [35]

Answer:

D

Step-by-step explanation:

plug in (3,2) to see if it's a solution:

A) does -3(3) + 2 equal -7?    yes

B) since 'A' is a solution then 'B' cannot be the answer

C) since (3,2) is a solution then 'C' cannot be the answer

plug in (2,-1) to see if it's a solution:

plug in (2,-1) to see if it's a solution:

-3(2) - (-1) equal -7?   no, it equals -5

only (3,2) is a solution so the answer is D

8 0
2 years ago
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