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13_46_8_180_210_75=64.use + and -.take m=+ and n=-.find m-n?

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13-46-8-180+210+75=64
m=2,n=3
m-n=-1
10 years agoHelpfull: Yes(14) No(1)

m=no of"+" signs and n= no of "-" signs so we have m-n =-1
10 years agoHelpfull: Yes(3) No(0)
13-46-8-180+210+75=64
6=2*3,
4=2*2,
m=2,n=3
m-n=2-3=-1
10 years agoHelpfull: Yes(2) No(0)
just use 64 here
2*3 nd 4=2*2
hence take two different numbers
hence 2-3=-1
10 years agoHelpfull: Yes(2) No(0)
13-46-8-180+210+75=64
m= no of + i.e,=2
n= no of - sign =3
hence m-n=2-3=-1
10 years agoHelpfull: Yes(1) No(0)
13-46-8-180+210+75=64
m=2,n=3
m-n=-1
10 years agoHelpfull: Yes(0) No(0)
plzz tell me clearly
10 years agoHelpfull: Yes(0) No(1)
how -1 is answer
10 years agoHelpfull: Yes(0) No(0)

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13_46_8_180_210_75=64.use + and -.take m=+ and n+-.find m-n? how many five digit numbers are there such that two left most digits are even and remaining are odd and 4 digit should not be repeated.