Solve.A perfect number is a natural number that is equal to the sum of its factors, excluding the number itself. Determine whether or not the number 496 is perfect.
A. No
B. Yes
Answer: B
You might also like to view...
Write the number in scientific notation. One milligram is about 0.015430 grain.
A. 0.1543 × 10-1 B. 15.43 × 10-3 C. 1.543 × 10-2 D. 1.543 × 10-3 E. 0.015430 × 10-2
Solve the problem.The graphs below show the first and second derivatives of a function y = f(x). Select a possible graph f that passes through the point P.f'?f"
?
A. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
B. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
C. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
D. 
[NOTE: Graph vertical scales
may vary from graph to graph.]
Identify which of three conceptual models of division (repeated subtraction, partition, missing-factor) best corresponds to the problem.A group of 4 people wants to buy a boat. The boat costs $416. If they all pay the same amount, how much is each person's share?
A. Missing-factor B. Repeated subtraction C. Partition
Factor completely.36 -(x + 2y)2
A. (6 + x + y)(6 - x - y) B. (6 + x - 2y)(6 - x - 2y) C. (6 + x + 2y)(6 - x - 2y) D. (6 + 2xy)(6 - 2xy)