Math, asked by allumjabir, 9 months ago

2. If x = 4, y = 3, z = -2, find the value of:
x² + y2 – 2?
xy + yz - zx

Answers

Answered by chanchalgupta2125

2

Answer:

1)20

2)14

Step-by-step explanation:

1)Put these values in the equation

4*4+2*3-2=20

2)4*3+3(-2)-(-2)*4=14

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