prekaa123 prekaa123
  • 22-06-2017
  • Mathematics
contestada

Explain the error in the work shown. Find the correct answer.

Explain the error in the work shown Find the correct answer class=

Respuesta :

logiemi26 logiemi26
  • 22-06-2017
you cant have a negative exponent

Answer Link
Loljhol Loljhol
  • 22-06-2017
The mistake is in 3rd step, as we can't equate powers if bases are different.
4^-3=2^8a
2^-6=2^8a
-6=8a
-3/4=a
Answer Link

Otras preguntas

What were the effects of the Triangle Shirtwaist Fire on labor conditions?
Sarah and Eva were swimming. Use the ratio tables below to determine who the faster swimmer is. Time(min)- 3-5-12-17 Distance(meters)- 75-125-300-425 Time(min)-
If historian wanted to determine whether iron tools can be found in the ruins of an ancient african city, which kind of expert should he consult
sun light and chemicals create _______ smog
Which of the following describes why wetlands are important to the water cycle? A.Dense vegetation helps filter out pollutants in the water. B.Open meadows help
Rose can run 4 miles in 56 minutes how many miles does Rosa run if she runs for 42 minutes
Describe how to use a tens fact to find the difference for 15-8
how do you write 208,000,478 in expanded
value of 9 x 10 to the fourth power
Round to the merest hundredth389.993