4/15 should be your answer!
Answer:
the reciprocal of 2/7 is 7/2. you just switch the numbers
Area of a Circle: The area of a circle is the amount of space the circle takes up. To compute the area of a circle, we use the formula a=πr^2 where r is the radius of the circle.
Radius: The radius of a circle is the distance from the center of the circle to any point on the circle.
Answer:
20mph
Step-by-step explanation:
because you have to divide 240 by 12 and the answer is 20
Answer:
only -2 is in the domain
Step-by-step explanation:
For negative values under the sqrt, there is no real answer, hence
-2x ≥ 0
only for x=-2 this is the case.
The domain represents all the valid input values for x.
