Formuas Flashcards
(31 cards)
What button do you use to the binomial theorem
nCr
How do you integrate?
Increase power by 1 then divid by new power
What do you need to remember when intergrating?
+C
How do you find the area under a curve?
Integration
How do you find the area enclosed by a curve?
Find the points of intersection
Integrate
what do you use the trapezium rule for?
An approximation of the area under a curve
What do you need to complete the trapezium rule
2 sides to make a trapzium
What are radians
Units to measure angles
How do you turn radians into degrees?
X 180degrees/pi
How do you change degrees into radians
X pi/180degrees
What are the 4 types of sequences
Convergent
Divergent
Oscillatic
Periodic
What are convergent sequences
When n increase into infinity UN stops has a limit of a number
What are divergent sequences
When n increases to infinity un increases to infinity
What are oscillatic sequences
When the value fluctuates between two values
What is a periodic sequences
When the sequence repeats the same values over a set period
What is an arithmetic progression
A sequence of numbers in which any term can be obtained from the previous term by adding a certain number called the common difference
What is an arithmetic series?
The sum of an AP
How do you find the limit of a sequence
Algebra
6 Which is the last n value - \ / 2n - N=1
6
6. What is the formula - \ / 2n - N=1
2N
6. What is the first term - \ / 2n - N=1
N=1
What is a geometric progression
A series where each term is obtained by multiplying the previous term by a constant number
How do you find the common ratio?
2nd term/ a
What is the equation for geometric progressions?
UN +1 = a X r^n-1
