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8. Introduction to Trigonometry
easy
$\frac{1}{\cos ^{2} \theta}-\frac{1}{\cot ^{2} \theta}=\ldots \ldots \ldots$
A
$1$
B
$0$
C
$2$
D
$\cos ^{2} \theta$
Solution
$\frac{1}{\cos ^{2} \theta}-\frac{1}{\cot ^{2} \theta}=\sec ^{2} \theta-\tan ^{2} \theta=1$
Standard 10
Mathematics
Similar Questions
જોડકા જોડો.
| $1 .$ $\cos \theta$ | $a.$ $\frac{\cos \theta}{\sin \theta}$ |
| $2.$ $\tan \theta$ | $b.$ $\frac{1}{\operatorname{coses} \theta}$ |
| $3 .$ $\cot \theta$ | $c.$ $\frac{1}{\sec \theta}$ |
| $4.$ $\sin \theta$ | $d.$ $\frac{1}{\cot \theta}$ |
| $e.$ $\sin \theta \cdot \cos \theta$ |
easy
