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deveroux deveroux
  • 28-08-2014
  • Mathematics
Answered

Which of the following numbers are square roots of 100?
check all that apply ..
a. -10
b. -50
c. 10
d. 50

Verified Answer :

Anonymous Anonymous
  • 28-08-2014

\(\sqrt{100}=10\ \ (c.)\ \ because\ 10^2=100\)

Answer Link
TaylorBayley
TaylorBayley TaylorBayley
  • 28-08-2014

Well think what number when multiplied by itself = 100.

50x50=2500 so it has to be 10.

However, -x-=+ so -10x-10 is also 100.

Therefore 10 and -10 are the square roots of 100, so a and c.

Answer Link

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