A and B are points (1,p) and (2,4) respectively on the curve with equation y = x³ - 4. The gradient of the line AB is? ---- Please help me
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Originally Posted by James McNiven A and B are points (1,p) and (2,4) respectively on the curve with equation y = x³ - 4. The gradient of the line AB is? ---- Please help me The first thing to do is to find a value for p. I get that $\displaystyle y(1) = p = 1^3 - 4 = -3$ So what is the slope of the line between (1, -3) and (2, 4)? -Dan
7 Thanks DD
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