At a sea port, the depth of water, h meters, at time t hours, during a certain day is given by: h=6.7sin(2π((t-4)/12.4)) -3.1 what is the maximum depth of the water? 9.8m
6.7m
10.7m
3.6m

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin