math binomial expansion
posted by Anonymous .
binomial expansion (3a^22b^3)^4
is this right?
(3a^2)^4+4(3a^2)^3(2b^3)+8(3a^2)^2(2b^3)^2+12(3a^2)(2b^3)^3+(2b^3)^4
81a^8+4(27a^6)(2b^3)+8(9a^4)(4b^6)+12(3a^2)(8b^9)+16b^12
final answer
81a^8216a^6b^3+288a^4b^6288a^2b^9+16b^12

No, the coefficients are
1 4 6 4 1
not
1 4 8 12 1
Respond to this Question
Similar Questions

Binomial Expansion
Write the 6th term of the expansion of (x^22y)^9 and simplify. Thanks! 
binomial expansion
how do you expand the following as a series of ascending powers of x upto x^2 using binomial expansion for this function (1+x)^2(15x)^14 
maths
find the first 3 terms in the expansion of (x+4)(1+3x)^2 as a series in ascending powers. I expanded the second bracket using binomial expansion and got 1 6x +27x^2 108x^3 how do I combine (x+4) with the expansion? 
Algebra Check
What is the simplified form of 3a^4b^2c^3? 
algebra
Find 1. the binomial expansion of (3+2x)^5 simplifying terms. Hence find the binomial expansion of (3+2x)^5 +(32x)^5. 
binomial expansion
find the term containing y^3 in the expansion of (sqroot 2+y)^12 
math
LCM of 81a^2b^2 and 27a^3b^3 
precalculus
Can you check my answers? 1.Use the Binomial Theorem to expand and simplify the expression. (2  3x)3 27x3 + 104x2  36x + 8 27x3 + 54x2  36x + 8 27x3 + 8 27x3 + 54x2  18x + 8 answer:b 2.Find the 5th term in the expansion of 
precalculus
Can you check my answers? 1.Find the 5th term in the expansion of the binomial. (2x  4)8 458,752x3 286,720x4 458,752x3 35,840x4 answer: d 2.Find the 3rd term in the expansion of the binomial. (x  2y)12 264x10y2 1760x9y3 264x10y2 
maths binomial expansion
find five term of the expansion (x+y/2)^1/3 show step plz