What is the product of vector A (2, 4, -1) and vector B (3, -2, 5)?
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Question: What is the area of a rectangle with length 10 units and width 5 units? What is the circumference of a circle with radius 4 units? What is the area of a parallelogram with base 12 units and height 8 units?
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What is the value of sinh(3) + cosh(2) - tanh(4) at x = 0?