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THIS IS DO TODAY IN ONE HOUR PLEASE HELP

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Find the value of x for which the lines are parallel.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?