5sinxsinx12cosxcosx13thenthenfindthenthenfind5cosx-12sinx
18 − c3 − db
for b = 3, c = 2, and d = 2.
\(\lim _{\theta \rightarrow 0}\left(\frac{1-\textrm{cos}\left(2\theta \right)}{\textrm{sin}^{2}\left(5\theta \right)}\right)\)
5/8 - 1/4
2w × 2 × v × z
for v = 2, w = 2, and z = 1.
16 − 7 − p − n − m − 1
for m = 1, n = 1, and p = 6.
10÷6×12-5+8=?
c + 6 − db
for b = 2, c = 3, and d = 2.
r ÷ 2 ÷ s ÷ 2
for r = 12 and s = 3.
sum of l - m + 2n, 3l - 2m + n and 4l + 5m - 6n, subtract the sum of l + m + n and 2l + 3m + 4n
