Question

[tex]hasil \: dari \: \tan \frac{\pi}{4} - \cos \frac{\pi}{3} \: adalah....[/tex]
[tex]a. \: \frac{1}{2} [/tex]
[tex]b. \: 1 - \sqrt{2} [/tex]
[tex]c. \: \sqrt{2} - 1[/tex]
[tex]d. \: - \frac{1}{2} [/tex]
e. -1

nb: pake cara yaa- ​

Answer 1

[tex]\begin{aligned}\sf{\tan\frac{\pi}{4}-\cos\frac{\pi}{3}}&=\sf{\tan\frac{180^{\circ}}{4}-\cos\frac{180^{\circ}}{3}}\\&=\sf{\tan45^{\circ}-\cos60^{\circ}}\\&=\sf{1-\frac{1}{2}}\\&=\sf{\frac{2-1}{2}}\\&=\sf{\frac{1}{2}}\\\end{aligned}[/tex]

⟨Opsi: A⟩