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jasenka [17]
3 years ago
5

If 8=2, 7=31 and ead=102,find 9

Mathematics
1 answer:
g100num [7]3 years ago
3 0
M<7 + m<8 + m<9 = m<EAD

31 + 22 + m<9 = 102

53 + m<9 = 102

m<9 = 49
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\frac{x^2-x-6}{x^2-4}=(*)\\------------\\x^2-x-6=0\\a=1;\ b=-1;\ c=-6\\\Delta=b^2-4ac;\ \Delta=(-1)^2-4\cdot1\cdot(-6)=1+24=25\\\\x_1=\frac{-b-\sqrt\Delta}{2a};\ x_2=\frac{-b+\sqrt\Delta}{2a}\\\\x_1=\frac{1-\sqrt{25}}{2\cdot1}=\frac{1-5}{2}=\frac{-4}{2}=-2\\\\x_2=\frac{1+\sqrt{25}}{2\cdot1}=\frac{1+5}{2}=\frac{6}{2}=3\\\\x^2-x-6=(x+2)(x-3)
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6 0
3 years ago
How can I work out 30% of (blank) is 60?
geniusboy [140]
60/ (30/100)
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The final answer is 200~
3 0
3 years ago
Read 2 more answers
Write 368% as a mixed number.
Allushta [10]

Answer:

3\frac{17}{25}

Step-by-step explanation:

368%

<em>convert to a fraction</em>

\frac{368}{100}

<em>divide top and bottom by 2</em>

<em />\frac{184}{50}<em />

<em>divide top and bottom by 2</em>

<em />\frac{92}{25}<em />

92/25 = 3 remainder 17

3\frac{17}{25}

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