Prices are important to the US economy because they

Right answers only

A. determine the quality of a product.
B. are set by the US government.
C. let you know how much an item costs.
D. act as signals to buyers and sellers.

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Solve 2x+y=3 x+y=5 in substitution method

Solve 2^x=32 and rewrite this equation in a logarithmic form