Formulae: Unit 2

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  • Created by: annanolan
  • Created on: 03-12-16 08:38
What is x^0?
1
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What is x^-m
1/ x^m
2 of 9
What is x^1/n?
The n root of x
3 of 9
What is an expression?
contains letter and/or number terms but no equal sign
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What is an equation?
has an equal sign, letter terms and numbers. You can solve it to find the value of the letter
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What is an identity?
true for all values of letters
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What is a formula?
has an equal sign and letters and numbers to represent different quantities. The letters are variables
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What is the Fibonacci sequence?
Where the next number is found by adding the two previous numbers (e.g. 1,1,2,3,5,8,13...)
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How do you work out the nth term of a quadratic formula?
The second differences of a quadratic sequence, un=an^2 +bn + c, are constant and equal to 2a, then subtract an^2 from the sequence
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Other cards in this set

Card 2

Front

What is x^-m

Back

1/ x^m

Card 3

Front

What is x^1/n?

Back

Preview of the front of card 3

Card 4

Front

What is an expression?

Back

Preview of the front of card 4

Card 5

Front

What is an equation?

Back

Preview of the front of card 5
View more cards

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