Perform the indicated operation by first expressing each number in scientific notation. Write answer in scientific notation.(260,000,000)(2,000,000,000)
A. 5.2 × 1016
B. 5.2 × 1017
C. 5.2 × 1018
D. 5.2 × 1015
Answer: B
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Find the missing quantities by first computing the markup on one base and then computing the markup on the other. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.
A. Cost = $109.81 % Markup on cost = 55.0% % Markup on selling price = 35.5% B. Cost = $109.81 % Markup on cost = 35.5% % Markup on selling price = 55.0% C. Cost = $52.29 % Markup on cost = 55.0% % Markup on selling price = 35.5% D. Cost = $52.29 % Markup on cost = 35.5% % Markup on selling price = 55.0%
Provide an appropriate response.Tell whether the statement is true or false. Explain.According to the quotient rule for radicals, 
= 
, where b ? 0.
What will be an ideal response?
Find the angle between the given vectors to the nearest tenth of a degree.a = 
, b = 
A. 68.1° B. 156.2° C. 78.1° D. 166.2°
Clear fractions then solve by substitution.
x + 
y = 0
x - 
y = 2
A. {(-4, -3)} B. {(3, -3)} C. {(4, -4)} D. ?