What is expand cot(90) ?

The solution to expand cot(90) is 0

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Expand the Trigonometric Expression cot(90 degrees -theta)

expand

cot (9 0^{\circ})

0

Solution steps

cot (9 0^{\circ})

Use the following trivial identity:

cot (9 0^{\circ}) = 0

cot (x)

periodicity table with

18 0^{\circ} n

cycle:

x 0 3 0^{\circ} 4 5^{\circ} 6 0^{\circ} 9 0^{\circ} 12 0^{\circ} 13 5^{\circ} 15 0^{\circ} cot (x) \mp \infty 31 \frac{3}{3} 0 - \frac{3}{3} - 1 - 3

= 0

20/4

40 - \frac{3}{4}

2 x^{2} - 9 x + 9 = 0

b, \frac{( b - 4 )}{6} = \frac{b}{2}

1 \frac{5}{6} /7 \frac{1}{3}