Use the properties of exponents to simplify the expression. Write with positive exponents.y5/9
A. y10/81 - 6y15/81
B. y5/2 - 6y5/3
C. y3/9 - 6y2/9
D. y7/9 - 6y8/9
Answer: D
Mathematics
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Find the center of mass of a thin plate of constant density covering the given region.The region bounded by y = x4, x = 5, and the x-axis
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Solve the problem.A square plywood platform has a perimeter which is 6 times the length of a side, decreased by 8. Find the length of a side.
A. 2 B. 4 C. 6 D. 1
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Write a numerical expression for the phrase and simplify it.The product of -6 and the sum of 9 and -3
A. -6[9 + (-3)]; -36 B. -6 + (9)(-3); -33 C. (-6)(9) + (-3); -57 D. (-6)(-3) + 9; 27
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Write rational exponents in radical notation and radicals in rational exponential notation.
A. 33
B. 53
C. 25
D. 
Mathematics