anonymous
  • anonymous
Evaluate u/z + xy^2 for u = 20, x = 4, y = 7, z = 10. A. 786 B. 198 C. 294 D. 900
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
@Nnesha Do you think you can solve some more of them? :)
anonymous
  • anonymous
and also, do I have to put every question in different posts, or can I put them all here? :)
Nnesha
  • Nnesha
substitute u for 20 x for 4 y for 7 and z for 10 then solve

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Nnesha
  • Nnesha
well the rule is one question per post so other user will able to help you as wll
anonymous
  • anonymous
so...20/10 + 4 times 7^2?
Nnesha
  • Nnesha
yep right!
anonymous
  • anonymous
that would mean...198? Just making sure :)
Nnesha
  • Nnesha
hm how ?
anonymous
  • anonymous
(20/10) 2 + 4 x 7^2 = 198
anonymous
  • anonymous
Just making sure :)
Nnesha
  • Nnesha
\[\frac{ 20 }{ 10+4(7)^2 }\]
anonymous
  • anonymous
20/10 = 2, 2 + 4(7)^2 = 198....thats how I got it.
Nnesha
  • Nnesha
wait \[\frac{ u }{ z } +xy^2\] is this ur question ?
anonymous
  • anonymous
Yep
Nnesha
  • Nnesha
ohhh okay then 198 is right i thought it's \[\frac{ x }{ z+xy^2 }\]
anonymous
  • anonymous
Thanks then lol
Nnesha
  • Nnesha
np

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