Question

Directions: Work in a group of 5 members. Solve the puzzle and do the activity.
Problem: Think of a number less than 20. Subtract this
number from 20 and multiply the difference by twice the
original number. What is the number that will give the largest
product?
The first group who gives the largest product wins the game.”
a. Record your answer on the table below:
b. Draw the graph.
c. Find the vertex and compare it to your answer in the puzzle.
d. If n is the number you are thinking, then how can you express the other number,
which is the difference of 20 and the

Answer 1

Activity 3 Play and Learn!
Directions: Work in a group of 5 members. Solve the puzzle and do the activity.
Problem: Think of a number less than 20. Subtract this
number from 20 and multiply the difference by twice the
original number. What is the number that will give the largest
product?
The first group who gives the largest product wins the game.”
a. Record your answer on the table below:
b. Draw the graph.
c. Find the vertex and compare it to your answer in the puzzle.
d. If n is the number you are thinking, then how can you express the other number,
which is the difference of 20 and the number you are thingking?
e. What is the product (P) of the two numbers? Formulate the equation.
f. What kind of function is represented by the equation?
g. Express it in standard form.
h. What is the largest product?
i. What is the number that that will give the largest product?
j. Study the graph and try to relate the answer you obtained in the puzzle to the
vertex of the graph. Write your observation.

Medal are Waiting...