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Verified answer
MAPEL = MATEMATIKAKELAS = 7
BAB = ALJABAR
(3x + 4)² = ax² + bx + C
(3x + 4)(3x + 4) = ax² + bx + C
9x² + 12x + 12x +16 = ax² + bx + C
9x² + 24x + 16 = ax² + bx + C
jadi nilai
a = 9
b = 24
c = 16
nilai a + b + C
= 9 + 24 + 16
= 49
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