Unit 10

Amin has 5$ bills and 10$ bills. The total value is 100$.

Write an equation to show this

• 5x + 5y = 100
• 10x + 5y = 100
• 5x + 15y = 100
• 5x + 10y = 100

Amin has 5$ bills and 10$ bills. The total value is 100$.

Write an equation to show this.

Rewrite the equation in terms of Y

• Y = 11 - 1/2x

• Y = 5 - 2X

• Y = 10 - 1/2X

• NONE OF THE ABOVE

What is the gradient for the line?

• 1

• 2

• 3

• 4

What is the Y intercept?

• 0,1

• 1,3

• -2,3

• 2,5

Which of the following is an example of a linear function?

• f(x) = 3/x
• f(x) = sin(x)
• f(x) = x² + 3

• f(x) = 2x + 3

A function is a rule that assigns exactly one output for each input

• A function assigns exactly one output for each input.
• A function assigns one output for some inputs.
• A function assigns no outputs for each input.
• A function can assign multiple outputs for each input.

If y = 2x + 3, what is the value of y when x = 4?

• 15
• 9
• 11
• 7

Which of the following represents a quadratic function?

• y = 2x + 5

• y = x² - 3x + 2

• y = 3/x
  

• y = mc+ c

Y = MX + C

What does M represent

• Y intercept

• Gradient

• Math

• Money

Y = MX + C

What does C represent

• Counter

• Calculation

• Y intercept

• The meaning of life