Question

c) Evaluate the following expressions when x = 2, y = 3, Z = -4.
2xy + y2 + 3x​

Answer 1

Answer:

x2 – y2 + z2 + 3x – 2y = x2 – ( y2 – z2 – 3x + 2y) ...

Answer 2

Answer:

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Step-by-step explanation:

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