Relations as Functions
Evaluating Functions
Operation of Functions
Composition of Functions
Problem Solving Involving Functions
10
What do you call a relation where each element in the domain is related to only one value in the range by some rules?
Function
10
Evaluate the function h(x) = 5x2-8x+12 given x=5.
97
10
g(x)=2x-4 and h(x)=2x-7. Find (g+h)(3)
1
10
g(x)=6x-7 and h(x)=5x-1. Find g(h(x))
30x-13
10
An e-jeep in San Jose del Monte costs P11.00 for the first 7 kilometres, and each additional kilometres adds P3.00 to the fare. Use a piecewise function to represent the e - jeep fare f in terms of the distance x in kilometres.
Give an equation that represents the given function?
f(x) = 3x - 10
20
Which of the following real-life relationships represent a function?
a. The rule which assigns to each person the name of his aunt.
b. The rule which assigns to each person the name of his father.
c. The rule which assigns to each cellular phone unit to its phone number.
d. The rule which assigns to each person a name of his pet.
c. The rule which assigns to each cellular phone unit to its phone number.
20
This law states that energy can not be made or destroyed
What is Conservation of Energy?
20
What would constant speed look like on a distance v time graph?
What is a vertical line?
20
The formula for work
What is force*distance?
20
An e-jeep in San Jose del Monte costs P13.00 for the first 7 kilometres, and each additional kilometres adds P3.00 to the fare. Use a piecewise function to represent the e - jeep fare f in terms of the distance x in kilometres.
b. Php 13.00
30
San Jose del Monte National High School has its own School ID which is 301060 while other school also has their own school ID. Which rule represent the given statement?
a. One-to-one
b. Many-to-one
c. One-to-many
d. Many-to-many
a. One-to-one
30
A volleyball, bowling ball, ping pong ball, and a marble are rolling down a slope. The ball with the greatest kinetic energy is
What is the bowling ball?
30
A free body diagram of a box being pushed to the right across a rough surface (draw on the board)
What is Normal (up), Gravity (down), Friction (left), Applied (right)?
30
The rate at which work is done
What is power?
30
A computer shop offers encoding and printing job. Lovely the owner of the computer shop charges Php 100.00 for an encoding work and an additional Php 3.00 per page of printed output.
How much will Lovely charge for encoding and 105 printed output?
Php 415
40
The statement “ positive times positive is equal to positive .
The statement is _________
a. always true
b. never true
c. sometimes true
d. invalid
always true
40
The formula for gravitational potential energy
What is mass*gravity*height?
40
An object has a negative acceleration, this means it is
What is slowing down?
40
You do 2000 J of work in 5 seconds. Your work is ...
What is 400 watts?
40
A proposed tricycle fare would charge Php 20.00 for the first 4 km of travel and Php 6.00 for each additional kilometer over the proposed fare.
What is the distance travelled of the tricycle if the passenger will pay Php 56.00?
10 kms
50
Give one reason when a Relation is a function?
x is not repeated
one to one relation
50
The formula to find kinetic energy
What is 1/2mv²?
50
Another word for distance in a certain direction
What is displacement?
50
The formula for power
What is Work/Time
50
What is the Complete Name of your Gen. Math teacher?
Sally D. Mapang