anonymous
  • anonymous
Evaluate 80 × a^-2 for a = 4.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
its multiple chose answers are 20 5 1/20 1/5
AravindG
  • AravindG
this is equivalent ti \[80 \times 1/4^2=?\]
AravindG
  • AravindG
*to

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anonymous
  • anonymous
?
AravindG
  • AravindG
whats ur doubt?
anonymous
  • anonymous
im not understanding what you want me to figure out
AravindG
  • AravindG
a^-2=1/a^2
AravindG
  • AravindG
we need to evaluate for a=4
AravindG
  • AravindG
putting a=4 we get above expression then divide and get answer
anonymous
  • anonymous
|dw:1357962314328:dw|

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