1) क्या यह द्विघात समीकरण है (x - 3)(2x + 1) = x(x + 5)
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Answer:
10x +3
Step-by-step explanation:
x(2x+1)-3(2x+1)=×2+5x
2x2+1-6x+1=x2+5x
10x+3
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