Les prix du gaz ont augmenté de 5 % par an, pendant 4 années successives.
Quel est le pourcentage d'augmentation global ?
On arrondira le résultat à 0,01% près.

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

The answer is 7.2 how would you put this as money

Circle a has center of (2,3) and a radius of 5 and circle b has a center of (1,4) and a radius of 10. what steps will show that circle a is similar to circle b 1) dilate circle a by a scale factor of 2 2) translate circle a using the rule (x+1,y-1) 3) rotate circle a 180 degrees about the center 4) reflect circle a over the y-axis