Activity 1

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