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Usimov [2.4K]
3 years ago
14

Solve for the roots in the following equation. Hint: Factor both quadratic expressions. (x 4 + 5x 2 - 36)(2x 2 + 9x - 5) = 0 x =

a0 a1, ± a2, - a3, ± a4 i
Mathematics
2 answers:
serg [7]3 years ago
6 0

Answer:

1,2,2,5,3

Step-by-step explanation:

it's right you idiots

Alchen [17]3 years ago
3 0

Answer:

The final solution is all the values that make  

( x 4  +  5  x 2  −  36 ) ( 2  x 2  +  9 x  −  5 )  =  0  true.  x  =  − 2 ,  2  ,  3  i  ,  −  3  i  , 1  2 ,  −  5

Step-by-step explanation:

x 4  +  5  x 2  −  36  =  0  2  x 2  +  9 x  −  5  =  0

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Estimate for 290% of 40
sineoko [7]

Answer:

116

Step-by-step explanation:

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4 0
3 years ago
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Find the standard deviation for the group of data items 4, 4, 4, 4, 6, 8 The standard deviation is (Simplify your answer. Round
marysya [2.9K]

Answer: 1.53

Step-by-step explanation:

The given data : 4, 4, 4, 4, 6, 8

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The mean value of the given data will be  :-

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\sqrt{\dfrac{\sum(x-\overline{x})^2}{n}]

Now,

\sum_{i=1}^{6}(x_i-\overline{x})^2=(-1)^2+(-1)^2+(-1)^2+(-1)^2+(1)^2+(3)^2\\\\=1+1+1+1+1+9=14

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5 0
4 years ago
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kari74 [83]
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4 0
4 years ago
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tangare [24]

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bezimeni [28]

Answer:

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Step-by-step explanation:

if you did 60 times 15= 900

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