Plz tell me how to solve these types of questions??Q:1 The number of whole number solutions of the equation x+y+z+r=17 ?Ans: a: 1140 b: 570 c: 21C4 d: none of theseQ:2 The number of natural number solutions of the equation 2x+y+3z=15 ?Ans : a: 11 b: 12 c: 16C3 d: none of these
Moni RS , 15 Years ago
Grade 11
1 Answers
dhwani kapoor
Last Activity: 15 Years ago
Hi Moni
we can solve such type of questions using multinomials
the answer to the first one is 1140
.
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