Simplify. Assume that variables can represent any real number.
A. 8xy
B. 8xy
C. 8x2y
D. 5xy
Answer: C
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Find the velocity, acceleration, and speed of an object with position function r(t) = 3ti+(6 - t²)j for t = 1. Sketch the path of the object and its velocity and acceleration vectors.
What will be an ideal response?
Write the decimal number that represents the shaded part. 
A. 1.667 B. 1.875 C. 1.3 D. 1.75
Provide an appropriate response.Overhead expenses are:
A. costs related to a specific product B. costs that directly contribute to the operation of a business C. costs directly related to a specific department D. costs that indirectly contribute to the operation of a business
Solve the system by elimination. If the system is inconsistent or dependent, say so.x + 4y = -2-5x - 20y = 10
A. (0, 0) B. (-2, 0) C. infinite number of solutions of the equation x + 4y = -2; dependent system D. empty set solution; inconsistent system