9514 1404 393
Answer:
√42 ≈ 6.48074
Step-by-step explanation:
Put the values in place of the corresponding variables and do the arithmetic.

_____
42 = 2·3·7 is not a perfect square, nor does it have any perfect square factors. Its square root is irrational.
Answer:
k=4.5
Step-by-step explanation:
40.5/9
As the price of the car increases, the number of people
willing to buy it decreases.
The line in the first graph ' A ' is doing that.
Answer:
5/4
Step-by-step explanation:
Make a proportion:
16/4 = 5/x
Cross Multiply:
20 = 16x
x = 5/4