Bill is h cm tall. sienna is 4 cm taller than bill. write down an expression in terms of h for sienna's hight in centimetres

Can someone me and do the problem plz so i can understand it more better

Which of the following is true for the relation f(x)=2x^2+1

Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boi’s age. the sum of their ages is 70 years old. use b to represent big boi’s age. write and solve an equation.