write the following inequality in slope-intercept form. –12x – 2y ≥ –42 a. y ≤ –6x – 21 b. y ≤ –6x 21 c. y ≥ –6x 21 d. y ≥ –6x –
2 answers:
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Answer:
principal square root
Step-by-step explanation:
Let .
Then
We have a negative square root for x, which is and a nonnegative square root,which is
The nonnegative square root is callled the principal square root .
Therefore the best complete to the statement;
A -------- is the nonnegative Square root of a number, is principal square root.