happylove334 happylove334
  • 19-09-2020
  • Mathematics
contestada

Determine the principal square roots.

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dayana82
dayana82 dayana82
  • 19-09-2020

Answer:

ok

Step-by-step explanation:

the square roots of 9 are -3 and +3, since (-3)2 = (+3)2 = 9. Any nonnegative real number x has a unique nonnegative square root r; this is called the principal square root. For example, the principal square root of 9 is sqrt(9) = +3, while the other square root of 9 is -sqrt(9) = -3.

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subodh2kool
subodh2kool subodh2kool
  • 19-09-2020

Answer:

Square roots are when you multiply the same number by itself like for example, the square root of 5 is 25, because 5*5=25

Step-by-step explanation:

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