C4 Flashcards
1
Q
when p(x) is divided by (ax-b), the remainder is
A
p(b/a)
2
Q
when the denominator of a fraction contains a bracket and a bracket^2, then in the partial fractions split into
A
3 fractions.
Denominators (bracket1)(bracket2)(bracket2)^2
3
Q
The binomial expansion of (1 + ax)^n where n is negative is only valid for
A
-1
4
Q
sin2A =
A
2sinAcosA
5
Q
cos2A =
A
cos^2A - sin^2A
6
Q
tan2A =
A
2tanA / 1-tan^2A
