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I NEED HELP WITH MATH

I NEED HELP WITH MATH-example-1

2 Answers

6 votes

38.)

option H

F(3) = 13

39.)

option C

40.)

{-4 , 8}

User Harryovers
by
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1 vote

38.

f(3)

= 5(3) - 2

= 15 - 2

= 13

39.

5x - 20 = 0

=> 5x = 0 + 20

=> 5x = 20

=> x = 20/5

=> x = 4

User Gregjor
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3.3k points