Construct a straight line passing through points A (0; 2) and B (2; 3). Determine the sign of the slope of the constructed line
September 28, 2021 | education
| In the general equation of the straight line y = kx + b, insert the values of the variables that are the coordinates of the given points A (0; 2) and B (2; 3), solve the system of equations and find the slope.
2 = k * 0 + b;
3 = k * 2 + b.
b = 2;
2k = 3 – 2 = 1;
k = 1/2.
y = 1 / 2x + 2
Answer: the sign of the slope of this straight line is plus.
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