Question

$if \: 3 \cot \: a \: = 4 \: \: check \: whether \: \frac{1 - \tan {}^{2}a }{1 - tan {}^{2}a \: } = \cos {}^{2} a \: - sin {}^{2} a \: or \: m \\ not$
​

Answer 1

Step-by-step explanation:

$3 \tan(6 \cot( = 4ab \: \beta \tan(?) ) )$

mark. as brainluyest