Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.
A. x10
B. 
C. x2
D. 
Answer: C
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Solve for the amount of discount and amount due.Invoice amt: $271.22Invoice date: Nov 16Terms: 3/8 ROGGoods rec'd: Dec 3Date paid: Jan 5
A. Amount of discount: $21.70; amount due: $249.52 B. Amount of discount: $7.84; amount due: $260.22 C. Amount of discount: $0; amount due: $271.22 D. Amount of discount: $8.14; amount due: $263.08
Perform the operation and reduce to lowest terms.4
÷ 
A. 23
B. 22
C. 24
D. 25
Multiply.1000 × 808.023595
A. 8,080,235.95 B. 808,023.595 C. 8080.23595 D. 80,802.3595
The width w (in millimeters) of successive growth spirals of the sea shell Catapulus voluto, shown in the illustration, is given by the function 
, where n is the spiral number. To the nearest tenth of a millimeter, find the width of the second spiral.
?
?
A. 8.4 mm B. 3.1 mm C. 2.5 mm D. 4.2 mm E. 11.4 mm