Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\cos ( \frac { \pi } { 8 } ) = \frac { \sqrt { 2 + \sqrt { 2 } } } { 2 }$$

Verify

$\text{true}$

[email protected]
Privacy Policy | Terms & Conditions
Contact Us