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Evaluate the expression when c=4. c2 +5c-8
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4 votes
Evaluate the expression when c=4.
c2 +5c-8

User ZeroDotNet
by
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2 Answers

2 votes

Answer:

if c=4

then c2+5c-8

4*3+5*4-8

12+20-8

32-8

24.

User Gareth Charnock
by
3.1k points
3 votes


Given\: equation\: ➠ \:{c}^(2)\:+\:5c\:-\:8


Value\: of\: c \:=\: 4

Evaluating c = 4 in equation .


⟶\:{c}^(2)\:+\:5c\:-\:8


⟶\:{4}^(2)\:+\:5(4)\:-\:8


⟶\:16\:+\:20\:-\:8


⟶\:36\:-\:8


⟶\:28

User Soma Yarlagadda
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3.7k points
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