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mariarad [96]
2 years ago
9

Solve on the interval [0,2%): 2 cos²x+3cosx+1=0

Mathematics
1 answer:
agasfer [191]2 years ago
5 0

Answer:

Step-by-step explanation:

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3x+2y=2<br> Y=x-9<br><br> A) (4,-5)<br> B) (4,13)<br> C) (-5,4) <br> D) (20,11)
BlackZzzverrR [31]
Y = X - 9
so 3X +2Y = 2
will be 3X +2×(X-9) = 2
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Y = X - 9
Y = 4-9
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Answer:

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Step-by-step explanation:

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4 years ago
a man buys and old bicycles for Rs 1850 and spend Rs 150 to repair it if he sells it at 25% profit find its selling price​
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Answer:

Rs 2,500

Step-by-step explanation:

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