If n(U)=100,n(A)=30,n(B)=40 and n(A\cap B)= 10. Find n(A^{c}\cap B^{c})

Answers (1)

n(U)=100,n(A)=30,n(B)=40

n(A\cap B)= 10

We know, 

n(A\cup B) = n(A) + n(B) - n(A\cap B)

=30+40-10 = 60

n(A^c\cap B^c)= n(A\cup B)^c= n(U)- n(A\cup B)

= 100 - 60 = 40

Preparation Products

Knockout JEE Main Sept 2020

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 12999/- ₹ 6999/-
Buy Now
Rank Booster JEE Main 2020

This course will help student to be better prepared and study in the right direction for JEE Main..

₹ 9999/- ₹ 4999/-
Buy Now
Test Series JEE Main Sept 2020

Take chapter-wise, subject-wise and Complete syllabus mock tests and get in depth analysis of your test..

₹ 4999/- ₹ 1999/-
Buy Now
Knockout BITSAT 2020

It is an exhaustive preparation module made exclusively for cracking BITSAT..

₹ 4999/- ₹ 1999/-
Buy Now
Knockout JEE Main April 2021

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 17999/- ₹ 11999/-
Buy Now
Exams
Articles
Questions