ubaldohuerta11 ubaldohuerta11
  • 12-05-2020
  • Mathematics
contestada

What is the product?
(9t– 4)(-9t-4)​

Respuesta :

Аноним Аноним
  • 12-05-2020
-81t to the second +16
Answer Link
Chelboy
Chelboy Chelboy
  • 12-05-2020

Answer:-81t^2 + 16

Step-by-step explanation:

(9t-4)(-9t-4)

9tx-9t + 9tx-4 + -4x-9t + -4x-4

-81t^2-36t+36t+16

-81t^2+16

Answer Link

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