allery3(x + 4) का प्रसार करने पर क्या प्राप्त होता है?
A3x + 7
Bx + 12
C3x + 4
D3x + 12
Answer & Solution
Correct answer: D. 3x + 12
वितरण नियम के अनुसार 3 का गुणा x और 4 दोनों से होता है।
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