Help pls ❤️ Geometry
1 answer:
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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.
Answer:
81
Step-by-step explanation:
total number of people voting = 216
number of people who voted yes =
=
Answer:
Step-by-step explanation:
At first, let's add - 9 to both the sides. So,
Now, using the definition of absolute value, we can change the equation to..
By, subtracting 3 from both the sides,
Now, divide both the sides by 6,
We now have 2 values of x. They are...
____________
Hope it helps!
Answer:
Step-by-step explanation:
<u>Given:</u>
2/20 : 1/40
A). First re-write the ratio as follows;
(i) Change the ratio sign to division (÷). i.e
2/20 ÷ 1/40
(ii) Solve the expression by changing the division to multiplication(×). This also means you will need to swap the numerator and the denominator of the second term. i.e (1 / 40) becomes (40 / 1)
(2/20) × (40 / 1) = ×
=
B). Now convert the result from above to unit rate. A unit rate is a rate in which the denominator has a value of 1.
So to convert to unit rate, we keep simplifying until the denominator becomes 1.
And since the denominator is already 1, there is no need for further simplification.
Therefore, 2/20 : 1/40 to unit rate is