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Gnesinka [82]
3 years ago
11

Algebra I: Quadratics

Mathematics
1 answer:
sertanlavr [38]3 years ago
3 0
The answer id 12 meters.divide -2x^2+20x+48 by 2 to get x alone and then umbrella
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kumpel [21]
The domain of the relation is 7,13 and the range of the relation is 4,20. I hope this helps.
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What type of line is the graph of x = −2?
DaniilM [7]
The type of the line is horizontal.
5 0
3 years ago
5/6-(-3/4) worked step by step
AlexFokin [52]

Answer:

1 7/12

Step-by-step explanation:

​6

​

​5

​​ +

​4

​

​3

​​  

2 Find the Least Common Denominator (LCD) of \frac{5}{6},\frac{3}{4}

​6

​

​5

​​ ,

​4

​

​3

​​ . In other words, find the Least Common Multiple (LCM) of 6,46,4.

LCD = 1212

3 Make the denominators the same as the LCD.

\frac{5\times 2}{6\times 2}+\frac{3\times 3}{4\times 3}

​6×2

​

​5×2

​​ +

​4×3

​

​3×3

​​  

4 Simplify. Denominators are now the same.

\frac{10}{12}+\frac{9}{12}

​12

​

​10

​​ +

​12

​

​9

​​  

5 Join the denominators.

\frac{10+9}{12}

​12

​

​10+9

​​  

6 Simplify.

\frac{19}{12}

​12

​

​19

​​  

7 Convert to mixed fraction.

1\frac{7}{12}1

​12

​

​7

​​  

4 0
2 years ago
Check my answers.
Serga [27]
The answer is -6 you substitute the x for -4 and multiply 3•-4=-12 +6 =-6
7 0
3 years ago
The answer to know what the answer is for this question that I have
lutik1710 [3]

Answer:

−8x^2 − 26x − 15

Step-by-step explanation:

= (4x+3)(−2x+−5)

= (4x)(−2x) + (4x)(−5) + (3)(−2x) + (3)(−5)

= −8x^2 − 20x − 6x − 15

= −8x^2 − 26x − 15

4 0
3 years ago
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