anonymous
  • anonymous
Which of the following is the simplest form of this expression? 5sqr(a^4)/3sqr(a^2) by sqr i mean square root. A) a 2/15 B) 1/a 7/4 c) a 7/4 d) 1/ a 2/15
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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Nnesha
  • Nnesha
\[\huge\rm \frac{ 4\sqrt{a^4} }{ 3 \sqrt{a^2}}\] like this ?
anonymous
  • anonymous
yes
triciaal
  • triciaal
** 5 not 4

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anonymous
  • anonymous
yes
Nnesha
  • Nnesha
\[\huge\rm \frac{ 5\sqrt{a^4} }{ 3 \sqrt{a^2}}\] typo thanks triciaal
Nnesha
  • Nnesha
so you can convert square root to 1/2 exponent \[\huge\rm \sqrt[n]{x^m} = x^\frac{ m }{ n }\]
anonymous
  • anonymous
and
Nnesha
  • Nnesha
do it and let me know what you get \[\huge\rm \sqrt{a^4} = a^\frac{ ? }{ ?? }\]
anonymous
  • anonymous
a 5/4
Nnesha
  • Nnesha
square root so n=2
triciaal
  • triciaal
above is correct you can also use (rt a ) as a single entity when you divide numbers or variable with the same base subtract the exponents
Nnesha
  • Nnesha
|dw:1432746231037:dw|
anonymous
  • anonymous
that doesnt answer the question
Nnesha
  • Nnesha
it will at the end :-)
anonymous
  • anonymous
so what about a 3/2
triciaal
  • triciaal
|dw:1432749809281:dw|
triciaal
  • triciaal
don't see the answer in the choices
anonymous
  • anonymous
you did it wrong. do it like the other one
Nnesha
  • Nnesha
~you want it , you got it~
Nnesha
  • Nnesha
btw seems like u typed wrong answer choices

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