বীজগণিতীয় ভগ্নাংশ
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Question:
`(x + y)/(x - y) + (x - y)/(x + y)`= কত?
A
`(2(x^2 + y^2)/(x^2 - y^2)`
B
`(x + y)/(x^2 - y^2)`
C
`1/(x^2 - y^2)`
D
`(x^2 + y^2)/(x^2 - y^2)`
Note:
Not available
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Question:
`(a^2 + 9y^2)/(a^2 - 9y^2) - (a - 3y)/(a + 3y)`= কত?
A
`(3ay)/(a^2 - 9y)`
B
`(ay)/(a^2 - 9y^2)`
C
`(6a^2y^2)/(a^2 - 9y)`
D
`(6ay)/(a^2 - 9y^2)`
Note:
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Question:
`1/(x - 2) - 1/(x + 2) - 4/(x^2 + 4)` = কত?
A
`8/(x^4 - 16)`
B
`(16)/(x^4 - 16)`
C
`(32)/(x^4 - 16)`
D
`(64)/(x^4 - 16)`
Note:
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Question:
`(15x + 7)/(3x)` ভগ্নাংশটি কোন প্রকারের?
A
প্রকৃত
B
অপ্রকৃত
C
জটিল
D
মিশ্র
Note:
হর ও লবের চলকের সর্বোচ্চ ঘাত সমান হলে অপ্রকৃত ভগ্নাংশ।
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Question:
`x^2/(xy), y^2/(yz) z^2/(zx)` কে সাধারণ হরবিশিষ্ট ভগ্নাংশে প্রকাশ করলে নিচের কোনটি সঠিক?
A
`(x^2z)/(xyz), (xy^2)/(xyz), (yz^2)/(xyz)`
B
`(xz)/(xyz), (xy)/(xyz), (yz)/(xyz)`
C
`x^2/(xyz), y^2/(xyz), z^2/(xyz)`
D
`x/(xyz), y/(xyz), z/(xyz)`
Note:
Not available
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Question:
`x/a - y/b + z/c`= কত?
A
`(x - y + z)/(abc)`
B
`(xbc - yac + zab)/(abc)`
C
`(xbc + yac - zab)/(abc)`
D
`(xb + ay + bz)/(abc)`
Note:
Not available
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Question:
`1/(x - y) + x/(x^2 + xy + y^2) + y^2/(x^3 - y^3)` = কত?
A
`(x - y)/(x^3 - y^3)`
B
`(x^2 + y^2)/(x^3 - y^3)`
C
`(2(x^2 + y^2))/(x^3 - y^3)`
D
`(x + y)/(x^3 - y^3)`
Note:
Not available
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Question:
`x/(x + y) + y/(x - y) - 1/(x^2 - y^2)` = কত?
A
`(x^2 + y^2 + 1)/(x^2 - y^2)`
B
`(x + y + 1)/(x^2 - y^2)`
C
`(x^2 - y^2 + 1)/(x^2 - y^2)`
D
`(x^2 + y^2 - 1)/(x^2 - y^2)`
Note:
Not available
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Question:
`(a^2b^2 - a^2b^3)/(a^3b - ab^3)` কে লঘিষ্ট আকারে প্রকাশ করলে নিচের কোনটি সঠিক?
A
`(ab)/(a + b)`
B
`(a^2b^2)/(a + b)`
C
`a/(a + b)`
D
`b/(a + b)`
Note:
`(a^3b^2 - a^2b^3)/(a^3b - ab^3)` `= (a^2b^2(a - b)/(ab(a^2 - b^2)` `= (a^2b^2(a - b))/(ab(a + b) (a - b))` `= (ab)/(a + b)`
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Question:
`(16a^2b^3c^4y)/(8a^2b^2c^5x) `কে লঘিষ্ট আকারে প্রকাশ করলে নিচের কোনটি সঠিক?
A
`x/y`
B
`(acx)/(2by)`
C
`(2by)/(acx)`
D
`(2b)/(ac)`
Note:
Not available
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