If y=2.52 when x=8.4, what is y when x=2.7

Pls explain i don't understand

Paypay Sep 30, 2015

#1**+5 **

We need to find the variation constant, k, in this type of equation:

y= kx so we have

2.52 = k(8.4) divide both sides by 8.4

k = 2.52/8.4 = .3

So .....when x = 2.7....we have that :

y =(.3)2.7 = .81

CPhill Sep 30, 2015

#3**0 **

Let g(*x*) be reflected of f(*x*)=x^2+ in the axis. What is the function rule for g(x)

Paypay Oct 9, 2015