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Evaluate the expression when c= -5.
c^2+ 6c-9

Sagot :

Answer:

-64

Explanation:

c² + 6c - 9

  • Insert -5 For 'c'

-5² + 6(-5) - 9

  • Follow P.E.M.D.A.S.
  • 5² = 25

= -25 + 6(-5) - 9

  • Multiply: 6(-5) = -30

= -25 - 30 - 9

  • Simplify

-64

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