Class 11

Math

JEE Main Questions

Sets

If $X={a,b,c,d}$and $Y={f,b,d,g}$, find (i) $X−Y$ (ii) $Y−X$ (iii) $X∩Y$

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

Let $A={a,e,i,o,u}$and $B={a,i,u}˙$Show that $A∪B=A$

In a group of 400 people, 250 can speak Hindi and 200 can speak English. How many people can speak both Hindi and English?

If $A={3,5,7,9,11}$, $B={7,9,11,13}$, $C={11,13,15}$and$D={15,17}$; find(i) $A∩B$ (ii) $B∩C$ (iii) $A∩C∩D$(iv) $A∩C$ (v) $B∩D$ (vi) $A∩(B∪C)$(vii) $A∩D$ (v

FOR ANY TWO SETS $AandB$ , show that the following statements are equivalent: $A⊂B$ (ii) $A−B=φ$ (iii) $A∪B=B$ (iv) $A∩B=A˙$

If $A={3,5,7,9,11},B={7,9,11,13},C={11,13,15}$ and $D={15,17};$find(i) $A∩B$

In a committee, 50 people speak French, 20 speak Spanish and 10 speak both Spanish and French. How many speak at least one of these two languages?

Directions: In each of the following questions below, a statement is given followed by two conclusions numbered I and II. You have to decide which alternative among the given options follow from the given statement. Statement: These apples are too expensive to be bad. Conclusions: I. When apples are in short supply, the prices go up. II. The higher the selling price, the superior is the quality of the commodity

List all the subsets of the set ${1,0,1}˙$