The document discusses various real-life applications of mathematics. It begins by addressing common misconceptions about mathematics and then provides examples of how mathematics is used in crime detection, medicine, finding landmines, and careers in fields like TV and computer graphics. Specific applications mentioned include using models and formulas to deblur images for crime solving, using mathematics in medical imaging technologies, and employing techniques like the Radon transform to detect trip wires in images and locate landmines. The document emphasizes that mathematics is widely applicable in many areas beyond just what is traditionally thought of as mathematics.