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Core 2 AS level maths formulae OCR

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C4 - Formulae to learn

Description

OCR Mathematics Core 4

Flashcards by Tech Wilkinson, updated more than 1 year ago

	Created by Tech Wilkinson over 11 years ago

242

(4)

Resource summary

Question	Answer
$f(x) = \sin kx$	$f'(x) = k \cos kx$
$f(x) = \cos kx$	$f'(x) = -k \sin kx$
$f(x) = \tan kx$	$f'(x) = k \sec^2kx$
$\int \cos kx dx$	$\frac{1}{k} \sin kx + c$
$\int \sin kx dx$	$- \frac{1}{k} \cos kx + c$
$\int f'(g(x))g'(x)dx$	$f(g(x)) + c$
$\|xi + yj + zk\|$	$\sqrt {x^2 + y^2 + z^2}$
$(ai + bj + ck) * (xi + yj + zk)$	$ax + by + cz$
a*b	$\|a\|*\|b\| \cos \theta$
Equation of line through $a$ parallel to $b$	$r = a + tb$

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