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3(x + 4) विस्तारल्यार मेळटा

A3x + 7
Bx + 12
C3x + 4
D3x + 12
Answer & Solution
Correct answer: D. 3x + 12
वितरण नियम 3 हांकां x आनी 4 ह्या दोनूय प्रकारांनी गुणाकार करता.
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