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8090 [49]
3 years ago
11

Help needed.......................

Mathematics
2 answers:
VladimirAG [237]3 years ago
8 0
C is the answer ... all u has to do was subtract 5 from 12 , then -11-14 , then -13-9
zhenek [66]3 years ago
7 0

Answer: 7x^2+3y^2-4x

Choose the first option

Step-by-step explanation:

Ok, so let me show you how to do this.

First, distrubute the negative sign

12x^2-11y^2-13x-(5x^2-14y^2-9x)=

12x^2-11y^2-13x-5x^2+14y^2+9x

Now combine like terms

(12x^2-5x^2)=7x^2

(-11y^2+14y^2)=3y^2

(-13x+9x)=-4x

7x^2+3y^2-4x is the answer.

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Answer:

6/4 is the answer

Step-by-step explanation:


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3 years ago
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Help with these math questions
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The first one is: Y = (x - 1)² - 16

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3 years ago
Paula dives into a swimming pool from a diving board 2 feet above the water's surface. She descends to a depth 7 feet below the
lys-0071 [83]

Answer:

1. 2

2. -9

3. 2+-9

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Step-by-step explanation:

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Yolanda owes her friend $15  or -15. She earns $8 a week or +8. If she earns 8 dollars this week and pays Yolanda back then -15+8=-7. She now owes $7.

8 0
3 years ago
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How do i graph the parabolas y = 1/32x^2
Pachacha [2.7K]
y=\frac{1}{32}x^2 \\ \\x=-16 \Rightarrow  y=\frac{1}{32} *(-16)^2=\frac{1}{\not32^1}*\not256^8=8\\ \\x=-8 \Rightarrow  y=\frac{1}{32} *(-8)^2=\frac{1}{\not32^1}*\not64^2=2\\ \\x=0 \Rightarrow  y=\frac{1}{32} *(0)^2=\frac{1}{\not32^1}*0=0 \\ \\x=8 \Rightarrow  y=\frac{1}{32} *(8)^2=\frac{1}{\not32^1}*\not64^2=2 \\ \\x= 16 \Rightarrow  y=\frac{1}{32} *( 16)^2=\frac{1}{\not32^1}*\not256^8=8

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0=8 no solution is the answer
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3 years ago
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