Given the relation y = –4x² – 8, if the input is 2, what is the output? (An explanation would be helpful.)

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asked Oct 16, 2019 181k views

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Alexander Zhukov · Answer 1 · 2019-10-22T21:32:34+0000

input is the value of x, output is the value of y
when the input is 2, that is, when x is 2, y=-4(2)²-8=-16-8=-24
the output is -24 when the input is 2

Given the relation y = –4x² – 8, if the input is 2, what is the output? (An explanation would be helpful.)

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