maths
Maths Puzzle
Q. When operator * is applied to a number the result is 10 subtracted from the twice of the original number, so what is *(*9)
Read Solution (Total 1)
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- *=2*num-10
so *(*9)=(2*num-10)((2*num-10)(9))
here num=9
so answer=8*8*9=576
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