Determine a, b, c and d so that the curve y = ax³ + bx² + cx+d₂ pass through (-1, -1) and have at (1, 3) an inflection point with inflectional tangent 4x - y = 1.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 93E
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differentials: critical points
please answer #8 #9 #10 with solutions thank you!

8. Determine a, b, c and d so that the curve
y = ax³ + bx² + cx+d,
pass through (-1, -1) and
have at (1, 3) an inflection point with inflectional tangent 4x - y = 1.
9. Find a cubic function y = ax³ + bx² +cx+d that has a local maximum value of 3 at -2 and
a local minimum value of 0 at 1.
10. Find a cubic function y = ax³ + bx² +cx+d that has a local maximum at (4, 0) and pass
through (1, -1).
Transcribed Image Text:8. Determine a, b, c and d so that the curve y = ax³ + bx² + cx+d, pass through (-1, -1) and have at (1, 3) an inflection point with inflectional tangent 4x - y = 1. 9. Find a cubic function y = ax³ + bx² +cx+d that has a local maximum value of 3 at -2 and a local minimum value of 0 at 1. 10. Find a cubic function y = ax³ + bx² +cx+d that has a local maximum at (4, 0) and pass through (1, -1).
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