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SVETLANKA909090 [29]
3 years ago
6

Help with math here are photos

Mathematics
1 answer:
Vadim26 [7]3 years ago
5 0

Answer:

Step-by-step explanation:

This was 4 days ago let me guess missing assignments

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Consider the algebraic equation x+6=x+9. What values could we substitute for x to make it a true number sentence
Lemur [1.5K]
You could substitute with 6 for x+9 and 9 for x+6 , otherwise it be 0=-3 or no solution
6 0
4 years ago
Solve the following equation, using the Bhaskara formula: x² - 5x + 6 = 0
kramer

    x^2-5x+6=0

    x=\frac{-(-5)\pm\sqrt{(-5)^2-4\times1\times6}}{2\times1}\Leftrightarrow

\Leftrightarrow x=\frac{5\pm\sqrt{25-4\times6}}{2}\Leftrightarrow

\Leftrightarrow x=\frac{5\pm\sqrt{25-24}}{2}\Leftrightarrow

\Leftrightarrow x=\frac{5\pm\sqrt{1}}{2}\Leftrightarrow

\Leftrightarrow x=\frac{5\pm1}{2}\Leftrightarrow

\Leftrightarrow x=\frac{5-1}{2}\;\;\;\vee\;\;\;x=\frac{5+1}{2}\Leftrightarrow

\Leftrightarrow x=\frac{4}{2}\;\;\;\vee\;\;\;x=\frac{6}{2}\Leftrightarrow

\Leftrightarrow x=2\;\;\;\vee\;\;\;x=3

Answer:  x\in\{2\;;\;3\}

4 0
4 years ago
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8,502,000,000,000 <br> in scientific notation
ElenaW [278]

Answer:

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What is the common denominator for 3/8 and 1/3
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24 would be a common denominator 
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The difference between two numbers is -1 and their sum is 1. Find the two numbers .
inna [77]

Answer:

0 and 1

Step-by-step explanation:

0-1=-1

0+1=1

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