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Q. Multiplying Fractions Involving Negative Numbers?
Ans.
If you have only one negative sign, the result is still negative:
If you have more than one, just remember: two negatives make a positive.
What about 3 negative signs? Two of them make a positive, and the other one remains. So the answer is negative:
What about lots of negative signs? If there are an even number of them, they will all cancel out. If there are an odd number, one of them will be left over, so your answer will be negative.
Here we have focussed on how mathematics learning can be made meaningful for primary school children. We have done this through examples of how children learn and how we can create
Fermat's Theorem : If f ( x ) contain a relative extrema at x = c & f ′ (c ) exists then x = c is a critical point of f ( x ) . Actually, it will be a critical point such that f
1. A machine comprises of three transformers A, B and C. Such machine may operate if at least 2 transformers are working. The probability of each transformer working is given as di
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1/8 of the passengers of a train were children.If there were 40 children travelling in the train on a certain day,how many adults were there in that train that day?
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Example of Imaginary Numbers: Example 1: Multiply √-2 and √-32 Solution: (√-2)( √-32) = (√2i)( √32i) =√64 (-1) =8 (-1) =-8 Example 2: Divid
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