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@theladyinwhite
Naya · 3mo

Jika diketahui x = sin α + sin β dan y = cos α – cos β , maka nilai terbesar x2+y2 tercapai saat ….

A. α= – β + 45
B. α = – β + 60
C. α = – β + 90
D. α = – β + 120
E. α = – β + 180

Habis hitung tapi males foto cara nyarinya, jawabannya E.

@Dedanseuse
Vivi. · 3mo

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