jets123456 jets123456
  • 27-09-2018
  • Mathematics
contestada

If z(t) = 2t2 + 7t – 4, find z(–2) and z(7).

A. z(–2) = 11; z(7) = 101
B. z(–2) = –26; z(7) = 143
C. z(–2) = –2; z(7) = 241
D. z(–2) = –10; z(7) = 143

Respuesta :

justheretohelp20 justheretohelp20
  • 28-09-2018
The answer is D. I wasn't sure if the 2 after a t was a square. if so it looks like this
[tex]t {}^{2} [/tex]
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