21-07-2021
Mathematics

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Evaluate the expression when a=3.
a^2 - 6a -5

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Аноним Аноним

21-07-2021

Answer:

- 14

Step-by-step explanation:

a = 3

a^2 - 6a - 5

= 3^2 - 6 ( 3 ) - 5

= 9 - 18 - 5

= 9 - 23

= - 14

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edyg144 edyg144

21-07-2021

9-18-5= -9-5=-14

Just substitute 3 for a and solve.

3^2=3(3)=9
-6(3)=-18

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