Tan240°×(sin45°+cos30°)​

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Tan240°×(sin45°+cos30°)​

Jawab:

Penjelasan dengan langkah-langkah:

tan 240° = tan (180° + 60°) = tan 60° = √3

sin 45° = 1/2 √2

cos 30° = 1/2 √3

tan 240° × ( sin 45° + cos 30°)

= √3 × (1/2 √2 + 1/2 √3)

= 1/2 √6 + 3/2

= 1/2 (√6 + 3)