Expand (x+3) (x-4)
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Answer:
x² + 7x + 12
Step-by-step explanation:
(x + 3)(x + 4)
=> x(x) + x(4) + 3(x) + 3(4)
=> x² + 4x + 3x + 12
=> x² + 7x + 12
Thus, the expansion of (x + 3)(x + 4) is x² + 7x + 12.
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