Addition of Integers  Worksheet Find the sum 1.  5 + 3 + – 7 2.  8 + – 6 + – 4 3.  -10 + 2 + 3 4.  -5 + -2 + -3 5.  -7 + – 4 + – 5 6.  9 + 7 + – 3 Answers […]

Which are the following examples of the null set, give reason (i) Set of even numbers divisible by 3. (ii) {x : x is a common point to any two parallel lines} (iii) Set of odd numbers divisible by 2. (iv) {x : x is a natural number, x < 4 and x > 6} […]

Examine each of the following statements is true or false. (i) {a, b, c, d} and {a, b, c} are disjoint sets. (ii) {1, 2, 3, 4} and {5, 6, 7} are disjoint sets. (iii) {p, q, r,} and {a, b} are disjoint sets. (iv) {a} and {a, b} are disjoint sets. (v) {2, 5, […]

Fill the symbol in the blank space. (i) {a, b, c, d, e}….{a, b, c} (ii) {3, 5, 7}… {3, 4, 5, 6, 7} (iii) {x : x is a odd number}…{x : x is a even number} (iv) {x : x is a student of class VI in your school}….{x : x is a […]

If A = {x : x is a natural number}, B = {x : x is an even natural number}, C = {x : x is an odd natural number}, and D = {x : x is a prime number}, find the value of given sets. (i) A ⋂ B(ii) A ⋂ C (iii) A […]

1. If U is the set of natural numbers. Find the complements of the following sets. (i) {x : x is an odd natural number} (ii) {x : x is an even natural number} (iii) {x : x is a prime number} (iv){x : x is a perfect square} (v){x : x is a perfect […]

Geometry practice on circle Here, we will practiced and discussed the questions on circle. Fill in the blanks. (1) The common point of a tangent and the circle is called …….. (2) A circle may have …….. parallel tangents. (3) A tangent to a circle intersects it in …….. point. (4) A line intersecting a […]