SOLUTION: Find the Cartesian product or cardinal number as requested. n(A × B) = 90 n(A) = 10 Find n(B). Thank you

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Find the Cartesian product or cardinal number as requested. n(A × B) = 90 n(A) = 10 Find n(B). Thank you      Log On


   

Question 437649: Find the Cartesian product or cardinal number as requested.


n(A × B) = 90
n(A) = 10
Find n(B).

Thank you
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: if n(A) = p and n(B) = q, then n(A x B) = pq (p times q)