howtodothat100 howtodothat100

24-08-2020
Mathematics

contestada

what is the value of the expression below when z=2?
5z^2-z-4

Respuesta :

24-08-2020

Answer:

14

Step-by-step explanation:

5(2)² - 2 - 4 = 14

Answer Link

millakelah8 millakelah8

22-10-2020

Answer:

14

Step-by-step explanation:

5(2)^2-2-4

(5 (2^2) ) - 2 - 4

(5 (4) ) - 2 - 4

20 - 2 - 4

18 - 4

14

Answer Link

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