x2 + 2x - 15 > 0 অসমতাটির সমাধান কোনটি?

A

(- , - 3) (5, )

B

(- 5, 3)

C

(- 3, 5)

D

(- , - 5) (3, )

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Updated: 1 month ago

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Two vessels A and B contain milk and water mixed in the ratio 4 : 3 and 2 : 3 respectively. What will be the new ratio of milk to water if these two mixtures are mixed together in equal quantities?


Created: 1 month ago

A

17 : 18


B

2 : 3


C

19 : 16


D

20 : 13


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Updated: 1 month ago

|1 - 2x| < 7 এর সমাধান নিচের কোনটি? 

Created: 5 months ago

A

- 3 < x < 4 

B

3 < x < 2 

C

4 < x < - 3

D

 - 3 < x < 7

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Updated: 5 months ago

 x2 - 4x + 3 রাশিটির উৎপাদকে বিশ্লেষিত রূপ কোনটি?


Created: 1 month ago

A

(x - 3)(x + 1)


B

(x - 1)(x - 3)


C

(x + 3)(x + 1)


D

(x - 2)(x - 2)


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Updated: 1 month ago

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