7. How many terms are there in the multinomial expansion of (x₁ + x₂ + ... .+x)"? ******..

Q: How many terms are there in the multinomial expansion of (x₁ + x₂ + ...........+xr)n?

A: Multinomial expansion :  (X1 + X2 + X3 + ......Xr)n  We have to calculate no. of terms in this…

Q: Find the coefficient of x4 in the expansion of (2-3x)6

A:

Q: How many terms are there in the expansion of (4.x + 7y)0.+ (4x- 7y)10 ?

A:

Q: What is the 2nd term in the expansion of (3z-4y)9

A:

Q: 42. The term that does not contain x in the expansion of 8x +

A:

Q: 10. Find the sum of the coefficients of (2x– 3)°. c. -6560 d. -5120 а. -5660 b. -6780

A:

Q: What is the coefficient of 8 in the expansion of (x + 1)¹³ + x²(x + 2) ¹6 ? 13

A:

Q: Find the term that does not contain x in the expansion of (12x − 3)³.

A:

Q: 4. Find the 11th term in the expansion of 25 3x + 5xi

A:

Q: 8) Expand the following binomial expression: (x² - 3)4.

A: o expand the binomial expression (x² - 3)^4, we can use the binomial theorem which states that: (a +…

Q: 1a.) 0x**3  + 9x**3  1b.) 4X**3  - 9x**5  1c.) (3x   + 1x**3) + 2(9x**3 +(-3x)) 1d.)…

A: 1a.) 0x**3  + 9x**3 1b.) 4X**3  - 9x**5 1c.) (3x   + 1x**3) + 2(9x**3 +(-3x))1d.)…

Q: (1+ 2a + 4x2 + 8x + .. )(322 + 3a* + 32° +..)(2³ + 2a° + 32° +...)

A:

Q: How many terms will be in the expansion of (2x+3y)^6?

A: How many terms will be in the expansion of (2x+3y)^6?   Use the binomial expansion theorem to find…

Q: What is the coefficient of 6 in the expansion of (x + 2)¹7 + x4(x + 3)²²?

A:

Q: Find the expansion of (2x-3)6 using Binomial Theorem.

A: Here we use combination to find the coefficients in the expansion of given polynomial and use…