A) find the values of A & B that make this function f(X)continuous everywhere:?

Question

f(X)={AX-B, X less than or equal 1

{3x, 1 < x < 2

{Bx^2 -A, X greater than or equal to 2

b) 1/3 of a radioactive substance decays every 5 yrs, find (i) a function that models the mass remaining after t yrs. (ii) what is the half - life of the substance?

Answer 1

your A) part is confusing(written form isn&#039;t proper...X and x...u know)

b) maybe half-life= 7yrs

Answer 2

x=hockey....that&#039;s all you need to know.