Write the expression with positive exponents. Then simplify if possible.4-1 + 7-1
A. - 
B. 
C. 2
D. 
Answer: D
Mathematics
You might also like to view...
Solve by using the square root property.4x2 - 60 = 0
A. 30
B. 16
C. -15, 15
D. -
, 
Mathematics
Perform the indicated operation.3 + (-4)
A. -1 B. 1 C. 7 D. -7
Mathematics
Select the function that matches the given graph.
A. y = (x - 2)2 B. y = -x2 + 2 C. y = -(x + 2)2 D. y = x2 + 2
Mathematics
Solve the problem.The manager of big box store has found that if the price of a pillow is 
then x pillows will be sold. The expression for the total revenue from the sale of x pillows is R(x) = 95x - 
. Find the number of pillows that will produce maximum revenue.
A. 360 pillows B. 420 pillows C. 760 pillows D. 380 pillows
Mathematics