Maria is working on a sculpture. in the last 13 days, she has worked on the sculpture for 39 hours. if she spent the same number of hours each day on the sculpture, she worked on the sculpture (s) each day.

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

What is the frequency of the sinusoidal graph?

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)