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(1+2x-3x^)^4 is a problen of binomial theorem and I want is binomial exansion
(1+2x-3x^)^4 is a problen of binomial theorem and I want is binomial exansion

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2 years ago

2074 Points
```							(1+2x-3x^2)^4 = 81x^8-216x^7+108x^6+120x^5-74x^4-40x^3+12x^2+8x+1this is easily done by letting 2x – 3x^2=y, so that we can expand (1+y)^4 easily by binomial theorem and then applying binomial theorem once again to expand the remaining powers of y=2x – 3x^2.
```
2 years ago
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• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
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• Previous Year Exam Questions