class 11

Math

Algebra

Sets

The Boolean Expression $(p∧q)∨q∨(p∧q)$ is equivalent to :

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In a class of 35 students, 24 like to play cricket and 16 like to play football. Also, each student likes to play at least one of the two games. How many students like to play both cricket and football?

In the following, state whether $A=B$or not:(i) $A={a,b,c,d}$ $B={d,c,b,a}$(ii) $A={4,8,12,16}$ $B={8,4,16,18}$(iii) $A={2,4,6,8,10}$ B = {x: x is po

How many elements has $P(A)$ , if $A=ϕ$?

Let $V={a,e,i,o,u}$and $B={a,i,k,u}$. Find $V−BandB−V$

From the sets given below, select equal set:$A={2,4,8,12},$

If $A={3,6,9,12,15,18,21},B={4,8,12,16,20},$

A market research group conducted a survey of 1000 consumers and reported that 720 consumers like product A and 450 consumers like product B. what is the least number that must have liked both products?

Let $A={1,2,3,4,5,6}$. Insert the appropriate symbol $∈$or $∈/$in the blank spaces:(i) $5.A˙˙$ (ii) $8…A$ (iii) $0.A˙˙$(iv) $4..A˙$ (v) $2.A˙˙$ (vi) \displaystyle{10}.\dot{}