Math, asked by Neelamdas, 10 months ago

find the value of 2x2- 3y2 + z2​

Answers

Answered by rajwantkaur123
0

Step-by-step explanation:

=2x2- 3y2 + z2

=4- 3y2 + z2

=z2- 3y2-4

Answered by mustarib11
8

Step-by-step explanation:

=(2x²)-(3y²)+(z²)

=(2×1×1)-(3×2×2)+(5×5)

=(2-12)+25

=(-10+25)

=15

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