Atriangle is right angled if the sides are a=m2-n2, b=2mn and c= m2 + n2 where m and n are positive integers and m is greater then n. show that this is true by substituting into the equation c2=a2+b2

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days