Q6. (a) Expand + (b) The first four terms of the binomial expansion of 1 + ax + bx² + cx. Find the values of the constants a, b and c. (c) Hence find the coefficient of x in the expansion of or (1 8 in ascending powers of x are (¹ + +)² ( ¹ + ) *. (1) (4) (4) (Total 9 marks)
Q6. (a) Expand + (b) The first four terms of the binomial expansion of 1 + ax + bx² + cx. Find the values of the constants a, b and c. (c) Hence find the coefficient of x in the expansion of or (1 8 in ascending powers of x are (¹ + +)² ( ¹ + ) *. (1) (4) (4) (Total 9 marks)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
Problem 59RE
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Transcribed Image Text:Q6.
(a) Expand
( ₁ + -3) ²
The first four terms of the binomial expansion of 4
(b)
1 + ax + bx² + cx³. Find the values of the constants a, b and c.
(c) Hence find the coefficient of x in the expansion of
in ascending powers of x are
(1₁ + + ) ² ( ₁ + - ) ³.
(1)
(4)
(4)
(Total 9 marks)
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