Melaniedawson334 Melaniedawson334

20-02-2017
Mathematics

contestada

find all the real square roots of 0.0081

a.0.9 and -0.9
b. 0.0405 and -0.0405
c. 0.2846 and -0.2846
d. 0.09 and -0.09

Respuesta :

brittneyrost brittneyrost

20-02-2017

The answer will be d. With decimals, the order of magnitude will decrease when multiplied. as 0.0081 is to the third decimal place you know the answer will be to the second decimal place leaving 0.09 and -0.09. It has to be 9 as 9^2 is 81

Answer Link

Otras preguntas

how does temperature and air pressure change as you move up through the layers of the atmosphere?

why won’t Simon try to talk to the others lotf

Carrie finds that she remembers more when she studies 10 minutes each night instead of cramming the night before a test for 3 hours. Carrie is taking advantage

a. Freeze b. Segment c. Lock d. Pin

Kari puts $300.00 into an account to use for school expenses. the account earns 13% interest, compounded annually. how much will be in the account after 7 years

The Power of Whois a book that is mentioned in Chapter 7 with respect to networking and connecting. a) True b) False

A fair coin is tossed 12 times independently. What is the probability of getting 7 tails? a) ( 792/4096 ) b) ( 792/2048 ) c) ( 792/8192 ) d) ( 792/1024 )

Improved TGIRT-Seq methods for comprehensive transcriptome profiling with decreased adapter dimer formation and bias correction. a) True b) False

Which of the following statements correctly describes the chromosomes in each daughter cell at the end of meiosis I? a) Each daughter cell has half the number o

On May 1, Donovan Company reported the following account balances: current assets $90,000. What should Beasley report as total liabilities? a) Not enough inform