DIFCAL+ Flashcards
1
Q
1 + cot^2(x) =
A
csc^2(x)
2
Q
1 + tan^2(x) =
A
sec^2(x)
3
Q
sec^2(x) + csc^2(x) =
A
sec^2(x) csc^2(x)
4
Q
sin^2(x) + cos^2(x) =
A
1
4
Q
2sin(x)cos(x) =
A
sin(2x)
5
Q
(sin(x) + cos(x))^2 - 1 =
A
sin(2x)
6
Q
cos^2(x) - sin^2(x) =
A
cos(2x)
7
Q
2cos^2(x) - 1 =
A
cos(2x)
8
Q
3sin(x) - 4 sin^3(x) =
A
sin(3x)
9
Q
4cos^3(x) - 3 cos(x) =
A
cos(3x)
10
Q
log_b(1) =
A
0
11
Q
log_b(b) =
A
1
12
Q
log_b(b^k) =
A
k
13
Q
b^(log_b(k)) =
A
k
14
Q
log_b(m*n) =
A
log_b(m) + log_b(n)
