mandip12 mandip12

03-08-2019
Mathematics

contestada

How many different words of 3 letters can be formed from 4 different vowels and 7 different consonants so that each word contains two consonants and one vowel

Respuesta :

bryson200515 bryson200515

03-08-2019

Answer:

Omg, this is almost like a riddle lol. I'll try to think of the answer jist comment on this answer so i can reply back to you.

Answer Link

MathPhys MathPhys

03-08-2019

Answer:

84

Step-by-step explanation:

From 7 consonants, choose 2. The number of combinations is ₇C₂.

From 4 vowels, choose 1. The number of combinations is ₄C₁.

So the total number of combinations is:

₇C₂ × ₄C₁

21 × 4

84

Answer Link

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