Question 3 Consider the function f: R R,ƒ(x)=x'+bx² +cx+d, where b,c,de R. The graph of the function f crosses the x-axis at three distinct points and has two stationary points as shown in the diagram below. a. The function has a maximum turning point at P(p, f (p)) and a minimum turning point -b+ Vb? – 3c at Q(q,f(9)), where q> p and q<0. Show that q =. 3 and find a similar expression for p in terms of b and c, stating restrictions on b and c.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Question 3 (
Consider the function f : R→ R , f (x)=x² +bx² +cx+d,where b,c,de R.
The graph of the function f crosses the x-axis at three distinct points and has two stationary
points as shown in the diagram below.
The function has a maximum turning point at P(p, f(p)) and a minimum turning point
а.
at Q(4, f(g)), where q> p and q<0. Show that q =
and find a similar
3
expression for p in terms of b and c, stating restrictions on b and c.
Transcribed Image Text:Question 3 ( Consider the function f : R→ R , f (x)=x² +bx² +cx+d,where b,c,de R. The graph of the function f crosses the x-axis at three distinct points and has two stationary points as shown in the diagram below. The function has a maximum turning point at P(p, f(p)) and a minimum turning point а. at Q(4, f(g)), where q> p and q<0. Show that q = and find a similar 3 expression for p in terms of b and c, stating restrictions on b and c.
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