October 2018 2 57 Report
1. Nyatakan betul atau salah penyederhanaan berikut ini. Jika salah, tulis pernyataan yang betul.
a. 3a + 3b + 5a - b = 8a + 2b
b. 5a - 2b - a + 6b = 5a - 8b
c. 3c - 4d - 6c + 8d = -3c + 4d
d. m + n - 3m - 2n = -4m - 3n
e. p + y + 2r - 3y + 5r = p - 2y + 7r
f. x - 2y + 3z - x + 2y - 3z = x + y + z
g. 2xy - 3yz + 4xz + yz = 6xy - 2yz
h. x² + 2y² - 3x + 5y - 2 = 2x² + 7y² - 2

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