SOLUTION: The co ordinates of the turning point(s) for the curves a) y= x^4 + 2 b) y= 7 - 2x^4

SOLUTION: The co ordinates of the turning point(s) for the curves a) y= x^4 + 2 b) y= 7 - 2x^4

Algebra.Com

Question 707295: The co ordinates of the turning point(s) for the curves
a) y= x^4 + 2
b) y= 7 - 2x^4
Answer by mouk(232) (Show Source): You can put this solution on YOUR website!
a)
Differentiating wrt x:

At a Turning Point so
giving
When ,
So TP has coordinates (0,2)

b)
Differentiating wrt x:

At a Turning Point so
giving
When ,
So TP has coordinates (0,7)

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