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SOURABH SHARMA

· started a discussion

· 1 Months ago

20 min. and lacking of confidence ..... kyuki hindi mai error .. ek do paper mai nahi almost har paper mai....
english mai question achi book mai mil jaate hai or ye log copy paste.. but hindi mai badlne pe too much error... mehnat karlo yr.. itna kma rahe ho

Question:

If  x3 +  3x=    4(a3 + b3)  and 3x +  1x3    = 4(a3 - b3), then the value of a3 - b3 - ab2 + ba2  is–

Options:
A)

1

B)

0

C)

x

D)

1x    

Solution:

Ans: (c)

  

Vijay meena

· commented

· 1 Months ago

too much error in hindi

Neeraj Sharma

· commented

· 1 Months ago

kitne marks aa re h bhai? i dont think there is anything to worry. .these tests are little bit tough

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