Q.
10y - 6y² + 4
y = 7
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10y - 6y² + 4
y = 7
__
Rules :
pke cara!!
no ngasal!!
no copas!!
lengkap mengandung bea
__
nt : malam :)
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Penjelasan dengan langkah-langkah:
= 10y - 6y² + 4
= 10.7 - 6.7² + 4
= 70 - 6.(7×7) + 4
= 70 - 6.49 + 4
= 70 - 294 + 4
= -224 + 4
= -220
Penyelesaian
________________
10(7) - 6(7²) + 4
= 70 - 6(49) + 4
= 70 - 294 + 4
= (70 - 294) + 4
= -224 + 4
= -220
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