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Subject :IMO    Class : Class 7

Mr Gupta asked two of his students to solve the expression and write the answer on blackboard. Aryan wrote the answer as 3 a-4b5 whereas Ayan wrote the answer as . Who wrote the correct answer?

A Aryan
B Ayan
C Both of them
D None of these

That looks like 3a^4-b^5, not 3a^-4*b^5

Ans 1:

Class : Class 5
option c

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