Exercise problems XVII — task. Mathematics CBSE, Class 10.

PDF chapter test TRY NOW

Choose the correct option and justify your choice:

1.

$sin \ 2A = 2 \ sin \ A$ is true when

$A =$

2.

$\frac{2 \ tan \ 30^{\circ}}{1 - tan^2 \ 30^{\circ}} =$

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content