m4maths
Maths Puzzle
Logical Reasoning
Mathematical Reasoning
find the value of (0.75*0.75*0.75-0.001)/(0.75*0.75-0.75+0.01)/ tell me how to slove these kind of sums in less time?
Read Solution (Total 3)
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- this qn is correct
(0.75*0.75*0.75-0.001)/(0.75*0.75+0.075+0.01)it canbe written
.75^3-.1^3/(.75^2-.75*.1+.1^2)=.75-.1=.65
formula a^3 - b^3 = (a-b)(a^2 + b^2 + ab)
a^3 + b^3 = (a+b)(a^2 + b^2 - ab)
- 10 years agoHelpfull: Yes(9) No(2)
- these type of equations can be solved with the help of formula
a^3 - b^3 = (a-b)(a^2 + b^2 + ab) - 10 years agoHelpfull: Yes(2) No(3)
- .65....
A^3-B^3=(A-B)*(A^2-AB+B^2)..... - 10 years agoHelpfull: Yes(0) No(3)
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