jika cot x = 1/2 √5.. maka sin x =.....? bantu jawab pakai cara kak #kurangFaham
Matematika
Hrt717
Pertanyaan
jika cot x = 1/2 √5.. maka sin x =.....?
bantu jawab pakai cara kak #kurangFaham
bantu jawab pakai cara kak #kurangFaham
1 Jawaban
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1. Jawaban dnnyz07
cot x = ½ √5
cot = x/y
x = √5
y = 2
r = √5+4
= √9 = 3
sin x
= y/r
= 2/3