(a) Express x +11x-15 in the form (x+ a) + b. (b) Hence solve the equation x² +11x-15 0, giving your answers correct to two decimal places.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.4: Logarithmic Functions
Problem 31E
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(a) Express x² +11x-15 in the form (x + a)² + b.
(b)
Hence solve the equation x² +11x -15 = 0, giving your answers correct to two
decimal places.
Transcribed Image Text:(a) Express x² +11x-15 in the form (x + a)² + b. (b) Hence solve the equation x² +11x -15 = 0, giving your answers correct to two decimal places.
Question 1
Solve 3x - 5(x+1) = 7x-5.
|
Transcribed Image Text:Question 1 Solve 3x - 5(x+1) = 7x-5. |
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