Evaluate the following expression given the functions: f(4)=? g(x)= -3x+3, f(x)= x^2+16, and j(x)= 21/x

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

In the diagram, gef and hef are congruent. what is the value of x