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23 Cards in this Set
- Front
- Back
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BODMAS |
Brackets Orders (powers+roots) Division Multiplication Add Substract |
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Formula for gps |
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Difference between series and a sequence |
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Cosine rule for an angle |
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General equation of a circle |
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Area of a sector |
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Formula for sum of aps |
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Formula for a term in a GP |
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Formula for a term in AP |
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Formula of GP WHEN R <1 |
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Quadratic formula |
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In a GP each term is |
A constant Multiple of the previous term |
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What do i NEED to add for indefinite integration? |
C |
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How to find shortest distance between two circles? |
Use distance formula Then (distance between centres MINUS SUM of the radius) = answer |
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What does s-infinite require r to be? |
Less than 1 |
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When intergrating it counts .. |
Area ALL under that curve/ line between the designated limits!!! |
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How would you change from cos to sine here? |
Use trig identity to change. Value of cos is given so replace cos2theta as the given number. Rearrange to get sin. |
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How to show they don't intersect? |
If they dont intersect it means when you factorise it doesnt work.. So use discriminant- if it is less than ZERO then no solutions. |
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Tips: |
Check signs! Remember units, check labelling. Check brackets in calculator!! If value comes out strange maybe type the number before the angle. Check rounding!! |
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How can we calculate area of this shaded region? |
Trig ratios Angle P is a right angle triangle!! Use tantheta = opp divided by adj |
