hey4211 hey4211
  • 09-09-2019
  • Mathematics
contestada

Given that x = 1, y = -2, z = 3, find the value of:
[tex] {x}^{2} + {y}^{2} + z^{2} - 2xyz[/tex]
and
[tex] \frac{ {5}^{x} + 3^{z} }{y} | [/tex]
please answer with methods, thanks. ​

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ozieltijerina
ozieltijerina ozieltijerina
  • 09-09-2019
You have to plug in the given numbers and perform each operation. Let me know if you have questions. The answers are circled.
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