Math, asked by shaludevi54, 1 year ago

Evaluate: X²-y²-z² for x=9,y=-7 and z=3

Answers

Answered by Anonymous
0

Answer:

x= 9

y= -7

z=3

x²-y²-z²= 9²-(-7)²-(3)²

= 81-(49)-9

= 81-58

x²-y²-z²= 23

Answered by ÚɢʟʏÐᴜᴄᴋʟɪɴɢ1
7

Answer:

9²-(-7) ²-3²

=81-49-9

=81-58

=23(ans)

hope it's help

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