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Given the coordinates (3,5) and (2, -1)
m= 6
Given the coordinates (2,3) and (4,6), calculate the gradient of the line that passes through the two points
m= 3/2
Bryan's Income ( I ), directly varies with the amount of hours he works. Bryan's income is $625 when he works 25 hours. Hence, find the constant of variation.
k= 25
What does "k" stand for in the formula for Direct Variation?
k= constant of variation
What is the general formula for "Direct Variation"?
y=kx
Calculate the gradient and y-intercept via the table of values and find the equation of the line.
y= -2x-1
True or False. Trinity Catholic College is Mr. Russo's first school.
False
What car does Mr. Russo drive and what colour?
Holden Cruze- Black
What is Mr. Russo's nationality?
Italian
Calculate the gradient of the following line.
Gradient= 3/2
Calculate the gradient of the line below.
m=7/9
Give a practical example of a linear relationship
Answers may vary
What does "b" represent in the equation of a straight line?
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What does it mean when the gradient is positive?
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What does it mean when the gradient is negative?
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How is the gradient calculated?
RISE/RUN
State the general equation of a straight line.
y = mx + b
Define what a linear relationship is?
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