What are 2 answers that can equal 49 in multiplication

Can some one explain this i got sent this. is this a threat i’m scared

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?

Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.