AP
GP
MEDIUM
HARD
BONUS
100
What is obtained by subtracting any two consecutive terms in an arithmetic sequance ?
common difference , d
100
Progression with equal common difference are known as
Geometric progression
100
Find the sum of the arithmetic series : -14-8-2-...+142
1728
100
462 is the ____ th term of -2,6,14,...
59
100
What do you call the symbol for summation ?
Sigma
200
What is the formula to solve for the nth term of an arithmetic sequence
Tn=a+(n-1)d
200
What is formula to find nth term in GP ?
a(n)=ar^(n-1)
200
Find the sum of the arithmetic series described :
a=15, a_n=-12 , n=30
45
200
What is the nth term of the arithmetic sequence with a(1)=11 and d=15 ?
a(n)=15n-4
200
The list if numbers -10,-6,-2,2,... is
A) An AP with d=8
B) Not an AP
C) An AP with d=4
D) An AP with d=-4
C) An AP with d=4
300
Which of the following is an example of an arithmetic sequence ?
A. 1,3,9,27,...
B.1,14,20,30,...
C.1,-1,1,-1,...
D.2,7,12,17,...
D.2,7,12,17,...
300
Given that a=10 , r=3 , n=4, work out the sum of this geometric series
400
300
The common difference of the A.P can be
A) Only zero
B) Positive, Negative or Zero
C) Only Positive
D) Only Negative
B) Positive, Negative or Zero
300
If the angle of a right angle triangle are in A.P, then the angles of the triangle will be
A)45,45,90
B)30,60,90
C)40,50,90
D)20,70,90
B)30,60,90
300
Find the missing term 2,_,26
14
400
In a sequence
a,3,2,1
What is the first term ?
a=4
400
Which of the following is not a geometric sequence ?
A)5,-5,5,-5,5,..
B)6,2,2/3,...
C)10,5,2.5,1.25,...
D)2,5,8,11,14,...
D)2,5,8,11,14,...
400
Is 200 any term of the AP=3,7,11,15,...
NO
400
Find the missing term for this geometric progression 5,_,8
6.3245
400
How many multiples of 4 lie between 10 and 250 ?
60
500
Find the 20th term in the sequence described :
a=16 , d=-2/3
T_20=10/3 @ 3.33
500
If k,6 and 10 are consecutive terms of an geometric sequence, find the value of k
3.6
500
What kind of progression the triangle of balls does present ?
An arithmetic progression
500
The sum of a geometric progression is shown below. Solve for the variable a
a=S(1-r)/(1-r^n)
500
BONUSS !!!
WHAT IS MY FAVOURITE COLOUR ?
IT'S PINKKKKK