Question

x+y+z=30 then find x²+y²-z²
please solve question ​

Answer 1

Step-by-step explanation:

Hello classmate,

I have just tried hit and trial method--

X=5

Y=12

Z=13

YOU CAN VERIFY MY SOLUTION.

X+Y+Z=5+12+13=30

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

=5^2+12^2-13^2

=25+144-169

=0

Please mark it brainliest.

Answer 2

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