Loko1111111
Loko1111111 Loko1111111
  • 23-06-2017
  • Mathematics
contestada

Given the relation y = -4x2 -8 if the input is 2 what is the output 8 -8 -16 -24

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texaschic101
texaschic101 texaschic101
  • 23-06-2017
-4x^2 - 8......input (x) = 2

-4(2^2) - 8 =
-4(4) - 8 =
-16 - 8 =
- 24 <==
Answer Link
erinna erinna
  • 19-06-2019

Answer:

The correct option is 4.

Step-by-step explanation:

The given relation is

[tex]y=-4x^2-8[/tex]

We have to find the values output if input is 2.

Substitute x=2 in the given relation.

[tex]y=-4(2)^2-8[/tex]

Solve the above equation.

[tex]y=-4(4)-8[/tex]

[tex]y=-16-8[/tex]

[tex]y=-24[/tex]

The value of output is -24 at x=2. Therefore the correct option is 4.

Answer Link

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