Rationalise 3/square root 5

3 sqrt 5/5

Step-by-step explanation:

Simplify the following:

3/sqrt(5)

Rationalize the denominator. 3/sqrt(5) = 3/sqrt(5)×(sqrt(5))/(sqrt(5)) = (3 sqrt(5))/5:

|

| (3 sqrt(5))/5

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: