If z(t)=2t^2+7t-4 find z(-1) and z(2)

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Keith Nicholas · Answer 1 · 2023-11-14T03:15:02+0000

Answer:

z(-1) = -9, z(2) = 18

Explanation:

z(-1) = 2(-1)^2 + 7(-1) -4

= 2(1) - 7 -4

= 2 - 11

= -9

z(2) = 2(2)^2 + 7(2) - 4

= 2(4) + 14 - 4

= 8 + 10

= 18

If z(t)=2t^2+7t-4 find z(-1) and z(2)

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