Download App

Sets — MATHS STD 8 — Question

ICSE BoardEnglish MediumSTD 8MATHSSets1 Mark
Question
Which of the following is empty set :
$E =\left\{x \mid x \in N, x^2+4=0\right\}$.
✓

Answer

empty sets

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[1 Mark Question Answer]" from Sets→Sets — all question types→MATHS STD 8 question papers→ICSE Board STD 8 question papers→ICSE Board question paper generator→

Similar questions

Find the cost price when : S.P. $=₹ 611.80$, Loss $=8 \%$
→
Divide $₹ 747$ among $A, B, C$ such that $4 A=5 B=7 C$.
→
Write a Pythagorean triplet whose smallest member is :
20
→
Expand : $\left(2 a-\frac{1}{a}\right)^2$
→
Factorize : $(a-3 b)^2-4(a-3 b)-21$
→
Factorize : $16+56 x+49 x^2$
→
Find the fourth proportional of : $2.8,14$ and 3.5
→
Factorize : $9 b x^2+15 b^2 x$
→
In a box of 100 electric bulbs, 8 bulbs are defective. If one bulb is taken out a random from the box, what is the probability that the bulb drawn is (i) defective? (ii) non-defective?
→
Find the additive inverse of :
$\frac{-22}{15}$
→