Revision of Mathematics Form 2

Specify the pattern for the following sequence:

-1, -4, -7, -10 ... ...

• add 3

• minus 3

• multiplied by 3

• divided by 3

This sequence starts with 0, 1, 1 and the next term is obtained by adding the previous two terms.

Which term describes the statement above?

• Odd numbers

• Even numbers

• Pascal's Triangle

• Fibonacci number

Geometric rules on binomial coefficients in a triangle.

Which term describes the statement above?

• Odd numbers

• Even numbers

• Pascal's Triangle

• Fibonacci number

Given one sequence is as follows:

-9, -11, -13, -15, -17, ... ...

T4 =

• -11

• -13

• -15

• -17

7x (x - 1) - 3

• 7x² - 1 - 3 = 7x² - 4

• 7x² - 7x - 21

• 7x² - 7x - 3

Tags

CCSS.HSA.APR.A.1

 $\left(4x-y\right)^2\ =$  

•  $4x^{2\ }+\ y^2$  

•  $4x^2-y^2$  

•  $4x^2-8xy\ +y^2$  

Tags

CCSS.HSA.APR.C.4

v = u + 2

Express u in terms of v.

• 2 = v + u

• u = 2 - v

• u = v - 2

• u = v + 2

The total interior angle of the heptagon is

• 540

• 720

• 900

• 1 080

Calculate the interior angle of the regular hexagon.

• 108

• 120

• 135

• 140

Calculate the circumference with a radius of 7 cm.

• 43.98 cm

• 153.94 cm