A radioactive isotope, iron-52, used in the creation of medical images of bone marrow, has a half-life of 8.2 hours. If 8 microcuries are given to a patient, how many microcuries are left after 12...

A radioactive isotope, iron-52, used in the creation of medical images of bone marrow, has a half-life of 8.2 hours. If 8 microcuries are given to a patient, how many microcuries are left after 12...

Consider the function f(x)=2-2 sqrt(x+3) and g(x)=2^x. a) What is (f o g)(x)? b)Do you have to restrict the domain of g(x) for part (a) to make sense? If so, what...

Transformation problem

3x^(3)-pi 1 f(x)=——————— + ——————— sq.rt.(2x+3)-5...

An isosceles triangle has a perimeter of 28 inches. The height of the triangle (from the vertex connecting the two equal sides down to the base) is sq.rt.(98) inches. What is the exact area of the...

In 2001, the moose population in a park was measured to be 4,960. By 2009, the population was measured again and was found to be 5,920. Assume the population continues to change linearly. (a)...

Find the average rate of change of f(x)=3/x+1 on the interval [x,x+h]. Simplify your answer.

Two trains leave the station at the same time, one heading west and the other east. The westbound train travels 16 miles per hour slower than the eastbound train. If the two trains are...

Give an example from real life where composite functions are utilized. For ideas, you may look it up on the internet or find examples in the book.

y varies directly as x. y equals=30 when x equals=2. Find y when x equals=16

how do you solve (−1+2i)(−2+3i)

Help me please, Im a broke college student

Find a polynomial with integer coefficients, with leading coefficient 1, degree 5, zeros i and 6- i, and passing through the origin?

Given that f(x) is a cubic function with zeros at -4 and 2 i - 1 , find an equation for f(x) given that f(-6) = 1.

for the function Q(X) = 6e0.04(x) does Q-1 exist?

Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the given...

The half-life of a certain substance is 19 years. How long will it take for a sample of this substance to decay to 60% of its original amount? Use the exponential decay model, A=A0 ekt ,...

a) (-2x^(4)-x^(3)+16x^(2)+3) / (2x+1) b) (12x^(4)+x^(2)-1) / (2x-1) a) I got -x^(3)+8x-4 remainder 7 b) i got 6x^(3)+3x^(2)+2x+1...

(a) what's the domain of g? (b) Find and simplify: g(1)-3g(25)

PLEASE HELP!!! DUE AT MIDNIGHT