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rewona [7]
3 years ago
10

I need to solve (6x-7)^2=-75

Mathematics
2 answers:
Burka [1]3 years ago
8 0
Your answer will be a complex solution

6x-7=75i
6x=7-75i
x=7/6-75/6i
Degger [83]3 years ago
7 0
6x²-7²=-75 would be the answer
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Step-by-step explanation:

The number are subscripts.  

Now count the number of each kind of atom on the left and right side of the equation. Note, you have 4 H on the left and as written you have only 2 on the right. So add a coefficient-- a number in front of the formula.  

CH4 +O2 ----- CO2 + 2 H2O  

With the added coefficient in front of water, the number of hydrogens balance but the number of oxygens do not. There are only 2 oxygens on the left and a total of 4 oxygens on the right. A coefficient of 2 in front of oxygen on the left balances the equation.  


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Neko [114]
\bf sin({{ \alpha}})sin({{ \beta}})=\cfrac{1}{2}[cos({{ \alpha}}-{{ \beta}})\quad -\quad cos({{ \alpha}}+{{ \beta}})]
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-----------------------------\\\\
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-----------------------------\\\\
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\bf \cfrac{\frac{cos(11x-5x)-cos(11x+5x)}{2}}{cos(5x)}\implies \cfrac{\frac{cos(6x)-cos(16x)}{2}}{cos(5x)}
\\\\\\
\cfrac{cos(6x)-cos(16x)}{2}\cdot \cfrac{1}{cos(5x)}\implies \cfrac{cos(6x)-cos(16x)}{2cos(5x)}
\\\\\\
\lim\limits_{x\to 0}\ \cfrac{cos(6x)-cos(16x)}{2cos(5x)}\implies \cfrac{1-1}{2\cdot 1}\implies \cfrac{0}{2}\implies 0
4 0
4 years ago
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Delvig [45]

Answer:

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Step-by-step explanation:

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