Use properties of rational exponents to simplify the expression. Assume that any variables represent positive numbers.
A. 27x8/7
B. 81x19/7
C. 81x5
D. 3x19/7
Answer: B
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Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 0 and x = 3 using a right sum with two rectangles of equal width.
A. 16.875 B. 8.4375 C. 3.375 D. 12.5
Choose the two points that lie on the line that passes through the given point and has slope m.(3, -1) m = 0
A. (0, -1) and (1, -1) B. (0, 3) and (1, 3) C. (3, 0) and (3, 1) D. (-1, 0) and (-1, 1)
Find the perimeter of the polygon.
A. 6 cm B. 12 cm C. 18 cm D. 9 cm
Solve.If the force acting on an object stays the same, then the acceleration of the object is inversely proportional to its mass. If a force acts on an object with a mass of 80 kilograms so that it accelerates at 
per second per second, then find the acceleration of an object with a mass of 
that is acted on by the same force.
A. 10 meters per second per second B. 80 meters per second per second C. 90 meters per second per second D. 81 meters per second per second