Answers

2015-01-15T10:22:00+05:30
1.2.3.4.5.6.7.8.9.10=2.3.2².5.2.3.7.2³.3².2.5=2⁸.3³.5².7¹
a+b+c+d=8+3+2+1=14
2 5 2
but natural number starts from zero.
for ur kind info whole numbers start from 0 and natural numbers start from 1
this was wrong answer
2015-01-15T12:57:01+05:30
So 2^a*3^b*5^c*7^d = 1*2*3*4*5*6*7*8*9*10

2^8*3^4*5^2*7^1

so comparing a = 8 , b = 4 , c = 2 , d = 1

so  a + b + c + d = 8 + 4 + 2 + 1 = 15 ANSWER
2 4 2