What is a better buy? a five ounce can of tuna for $0.90 or a 12 ounce can of tuna for 2.40?

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me