रिक्त स्थानों की पूर्ति कीजिए x-3 और 12+2x का योगफल है
Answers
Answered by
2
Answer:
x-3+12+2x=2x+x+(12-3)=3x+9ans
Answered by
0
Answer:
2x² + 6x - 36
Step-by-step explanation:
(x-3) (12+2x)
x(12+2x)-3(12+2x)
12x+2x²-36-6x
2x²+12x-6x-36
2x²+6x-36
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