All Tasks
The subway
Determine the gradient at which the subway descends into the ground. Enter the absolute value of the slope in percentage.
Note: Find a suitable gradient triangle to determine the slope of the subway. You can use the person as a reference object. Make a sketch before your calculation.
# Linear functions
Modeling
8
Linear Function: Determine the Parameter
The linear function $a\cdot x\;+2\cdot\;y\;=\;24\;-\;a\;$, crosses the x-axis in the point with abscissa $2$. Can you find the parameter $a$?
# Linear functions
# Linear equations
Training
8
Slope: Line of two given points
Can you find the slope of a linear function that passes through the points $A(2,-1)$ and $B(5,2)$?
# Linear functions
Training
8
Slope
In the picture, you see the graph of a linear function. Can you determine its slope?
# Linear functions
Training
8
Zero of a linear function
The linear function $y=2x-4$ is given. Which is the zero point of the function, i.e. the point $A$ where the function meets the x-axis.
# Linear equations
# Linear functions
Training
8
Ordinate of a linear function
The linear function is:
$y =-\frac{2}{3} x + b$
For which ordinate $b$ does the point $A(6,-1)$ belong to the linear function?
# Linear functions
# Linear equations
Training
8