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If x [-2 {-4(-a)}] + 5[-2{-2(-a)}] = 4a,...

If `x [-2 {-4(-a)}] + 5[-2{-2(-a)}] = 4a`, then x =

A

-2

B

-3

C

-4

D

-5

Text Solution

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The correct Answer is:
B
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x ^ (2) + 4x-5

If x≠ − 1 , 2 and 5, then the simplified value of {(2(x^3 -8))/(x^2-x -2) xx (x^2+ 2x +1)/(x^2 -4x-5) ÷ (x^2 +2x+4)/(3x-15)} is equal to: यदि x≠ − 1 , 2 और 5 है तो {(2(x^3 -8))/(x^2-x -2) xx (x^2+ 2x +1)/(x^2 -4x-5) ÷ (x^2 +2x+4)/(3x-15)} का सरलीकृत मान बराबर हैः

If P= (x^4-8x)/(x^3-x^2-2x), Q= (x^2+2x+1)/(x^2-4x-5) and R=(2x^2+4x+8)/(x-5) , then (PxxQ) div R is equal to: यदि P= (x^4-8x)/(x^3-x^2-2x), Q= (x^2+2x+1)/(x^2-4x-5) तथा R=(2x^2+4x+8)/(x-5) है, तो (PxxQ) div R का मान किसके बराबर है ?

If x+2a is factor of x^(5)-4a^(2)x^(3)+2x+2a +3 , then find the value of a .

Add: 5x^(2) + 3x - 8, 4x + 7 - 2x^(2) and 6 - 5x + 4x^(2)

If x ne -1,2 and 5, then the simplified value of {(2(x^3-8))/(x^2-x-2)xx (x^2+2x+1)/(x^2-4x-5)} div (x^2+2x+4)/(3x-15) is equal to : यदि x ne -1,2 और 5 है, तो {(2(x^3-8))/(x^2-x-2)xx (x^2+2x+1)/(x^2-4x-5)} div (x^2+2x+4)/(3x-15) का सरलीकृत मान क्या होगा ?

KIRAN PUBLICATION-SIMPLIFICATION-TYPE-IV
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  2. The simplification of 3.bar(36) - 2.bar(05) + 1.bar(33) equals:

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  3. If x [-2 {-4(-a)}] + 5[-2{-2(-a)}] = 4a, then x =

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  4. The simplification of (0.bar1)^2{1-9(0.1bar6)^2} is

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  5. If '+' means 'div', 'xx', means '-', 'div' means 'xx' and '-' means '+...

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  6. The value of [0.9-{2.3-3.2-(7.1 - 5.4 - 3.5)}] is: [0.9-{2.3-3.2-(7....

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  7. (32)^(3) + (79)^(3) - (111)^(3) + 3 xx 32 xx 79 xx 111 is equal to

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  8. ((5)/(2) + (3)/(2)) ((25)/(4) - (15)/(4) + (9)/(4)) is equal to

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  9. (0.2 xx 0.2 + 0.01) (0.1 xx 0.1 + 0.02)^(-1) is equal to

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  10. (1)/(2) + {4 (3)/(4) - (4 (1)/(6) - 2 (1)/(3))} is equal to

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  11. The simplification of (1)/(8) + (1)/(8^(2)) + (1)/(8^(3)) + (1)/(8^(4)...

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  13. The simplified value of [(0.111)^(3) + (0.222)^(3) - (0.333)^(3) + (0....

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  14. The simplified value of (4)/(15)"of" (5)/(8) xx 6 + 15 - 10 is

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  15. (-(1)/(2) - (2)/(3) + (4)/(5) - (1)/(3) + (1)/(5) + (3)/(4))/((1)/(2) ...

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  16. The simplification of (0.bar(63) + 0.bar(37) + 0.bar(80)) yields the r...

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  17. ((4.53 - 3.07)^(2))/((3.07 - 2.15) (2.15 - 4.53)) + ((3.07 - 2.15)^(2)...

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  18. (17)/(15) xx (17)/(15) + (2)/(15) xx (2)/(15) - (17)/(15) xx (4)/(15) ...

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  19. (4(11)/(15) + (15)/(71))^(2) - (4 (11)/(15) - (15)/(71))^(2) is equal ...

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  20. The value of (0.1 xx 0.1 xx 0.1 + 0.02 xx 0.02 xx 0.02)/(0.2 xx 0.2 xx...

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