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August 24, 2016
Posted by **Anonymous** on Saturday, February 9, 2013 at 8:16am.

where p , q , r are constants ,

if p(-7) = 7 then p(7) = ?

- maths-urgently needed -
**Steve**, Saturday, February 9, 2013 at 2:47pmp(x) = (px^7+qx^3+rx) - 5

p(-x) = -(px^7+qx^3+rx) - 5

p(-x) + 5 = -(p(x)+5)

p(-7) + 5 = -p(7) - 5

p(-7) = 7 - 10

p(-7) = -3