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What is the coefficient of x^4 in the expansion of (2x + 5)^6? (2022)

Practice Questions

1 question
Q1
What is the coefficient of x^4 in the expansion of (2x + 5)^6? (2022)
  1. 150
  2. 300
  3. 600
  4. 450

Questions & Step-by-step Solutions

1 item
Q
Q: What is the coefficient of x^4 in the expansion of (2x + 5)^6? (2022)
Solution: The coefficient of x^4 is C(6,4) * (2)^4 * (5)^2 = 15 * 16 * 25 = 600.
Steps: 0

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