Write the expression with positive exponents only. Then simplify, if possible.(-4)-2
A. - 
B. -16
C. 16
D. 
Answer: D
Mathematics
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Solve the problem.The side of an equilateral triangle is 
shorter than the side of a square. The perimeter of the square is 
more than the perimeter of the triangle. Find the length of a side of the square.
A. 25 inches B. 22 inches C. 26 inches D. 27 inches
Mathematics
Find the derivative of the function.y = (x + 1)2(x2 + 1)-3
A. 
B. 
C. 
D. 
Mathematics
Solve.What is 160% of 2,010?
A. 321,600 B. 322 C. 3,216 D. 32,160
Mathematics
Use analytical methods to solve the equation.
= 
A. 3 B. -1 C. 1 D. -3
Mathematics