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What is the term independent of x in the expansion of (3x - 4)^7?

Practice Questions

1 question
Q1
What is the term independent of x in the expansion of (3x - 4)^7?
  1. -4
  2. 21
  3. 84
  4. 128

Questions & Step-by-step Solutions

1 item
Q
Q: What is the term independent of x in the expansion of (3x - 4)^7?
Solution: The term independent of x occurs when k = 7, C(7, 3) * (3)^3 * (-4)^4 = 35 * 27 * 256 = 84.
Steps: 0

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