Question

if x = -1, y=2 and z=4,evaluate xy-y+z²​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

12 is the answer

GIVEN: x= -1

y= 2

z= 4

$xy - y + z {}^{2}$

$( - 1)(2) - 2 + 4 {}^{2}$

$- 2 - 2 + 16$

$= -4+ 16$

12