IAmAStudent
IAmAStudent IAmAStudent
  • 14-09-2017
  • Mathematics
contestada

How would you solve

4r to the negative third multiplied by 2r to the second power

I got 8r to the -1st power, but my teacher says we cant have negative exponents??

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 14-09-2017

4r^-3 * 2r^2 =

4*(2r^(-3+2))

= 4*2r^-1

= 4*2(1/r)

= 4*(2/r)

=8/r

Answer Link

Otras preguntas

Why were Motte and Bailey castles replaced by stone castles?
Why were Motte and Bailey castles replaced by stone castles?
Which pair of rhombi are similar?
When environmental conditions are favorable, ________ is generally more beneficial for a fungal species. a. asexual reproduction b. sexual reproduction c. moving
Arnold had $1.70 in dimes and quarters. He had 3 more dimes than Quarters. How many of each coin did he have?
anthony made 6 bouquets.if he used 3/4 of a bunch of flowers for each bouquet how many flower bunches did he need
Choose the graph of the function given below.f(x) = 2x+1
Why were Motte and Bailey castles replaced by stone castles?
Oil consumption is increasing at a rate of 1.8% per year. by what factor will oil consumption increase inn 6 years? Use the approximate doubling time formula (r
How much voltage would be necessary to generate 10 amps of current in a circuit that has 5 ohms of resistance?