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WorksheetsActivity 1
Total questions: 10
Worksheet time: 8mins
If: X= {1 , 3 , 5 } and R is a function on X where R={(a , 3) , (b , 1) , (1 , 5)} , find the numerical value of a + b
8
3
5
10
If: f(x) = 3x + b , f(4) = 13 , then b = ________
7
10
1
4
n(x) = x3 + 8 is called a polynomial of _______ degree
First
Second
Third
Fourth
x2 - ( x - 2 )2 is a polynomial of _______ degree
First
Second
Third
Fourth
If the point (3 , b + 2) lies on x- axes then b = ______
-8
1
5
-2
Find the value of x:
x cos 30⁰ cos2 45⁰ = cos2 30⁰
½
1
√3
3
If 2 sin X - 1 = 0 (where x is an acute angle) , then m(∠X) = ____
30⁰
45
60⁰
90⁰
If ABC is a right angled at B , m(∠C) = 30° , AB = 6 cm , then AC = _____
3
6
10
12
In the opposite figure: AB = _______ cm
3
4
5
6
If ∆ ABC is an isosceles triangle in which AB = 3 cm , BC = 7 cm ,
then AC = _________ cm
9
4
7
8
