Flashcards
Core 4
Cards in this deck (14)
- 1sin²x + cos²x1
- 21 + tan²xsec²x
- 31 + cot²xcosec²x
- 4if a ∙b = 0then the lines are perpendicular
- 5when differentiating with respect to x then 4y² will become...8y dy
dx - 65x + 1 (x – 1)(2x + 1)² expressed as partial fractionsA B C
(x – 1)(2x + 1)(2x + 1)² - 7sin 2A2sin A cos A
- 8cos 2Acos²A –sin²A
- 9tan2A2tanA
1 – tan²A - 10∫e^ax dxe^ax + c
a - 11∫f'(x) dx f (x)ln|f(x)| +c
- 12the modulus of a vector |a|√x² + y² + z²
- 13r = p + λdp is the position vector of a particular point on the line,
λ is a scalar parameter,
d is any vector parallel to the line (called a direction vector) - 14acute angle in vectors cos ϴ =a ∙b
|a||b|
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- Description
- A2 level Maths Flashcards on Need to know for Core 4, created by Erifwa on 04/18/2016.
- Created by
- Marika Rutlin
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