A father gave $500 to his two sons. He gave X dollars to one son. Which of the following expressions correctly shows the amount he gave to the other.
a. 500xX
b. 500-x
c. 500+X
d. 500÷X
b. 500-x
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The amount A, in grams, of one radioactive substance remaining after t years is given by 
.
The amount B, in grams, of a second radioactive substance remaining after t years is given by 
.
When will the amounts remaining of each be the same? Round your answer to two decimal places if necessary.
?
A. After 3.01 years
B. After 14.14 years
C. After 0.46 years
D. After 15.23 years
Use the graph of the function to find the following: a. the domain and range of the function; b. the intercepts, if any; c. the indicated function values; and d. the value of x given the function value.
c. Find f(-2), f(1), and f(3).d. Solve f(x) = 2.
What will be an ideal response?
Solve the problem.A circular fountain has a statue in its center, 8 m from the edge. What is the distance around the fountain?(Use 3.14 for ? .)
A. 50.24 m B. 25.12 m C. 48.24 m D. 64 m
For the given vectors u and v, evaluate the expression.u = 
, v = 
Find 
A. 
B. 2
C. 7
D. 2
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