For what value of mis the expression x^4 + mx^2+
64 a
perfect square?

Kelly is three years younger than her sister. the sum of their ages is 34 years. how old is kelly and how old is her sister?

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=