Write the number in scientific notation.In the metric system of measurement, the prefix mega- means 1,000,000. Write this number in scientific notation.
A. 10 × 105
B. 1 × 10-6
C. 0.1 × 10-5
D. 1 × 106
Answer: D
Mathematics
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Let p represent the statement, "Jim plays football", and let q represent "Michael plays basketball". Convert the compound statements into symbols.Jim does not play football or Michael plays basketball.
A. p ? q B. ~(p ? q) C. ~p ? q D. p ? q
Mathematics
Write the sum without sigma notation and evaluate it.
A. 
+ 
+ 
= 24
B. 
+ 
+ 
= 14
C. 
? 
? 
= 84
D. 
+ 
= 10
Mathematics
Use a number line to find the difference.-1 - (-2)
A. -3 B. 2 C. 1 D. -1
Mathematics
Solve the problem.You purchase a sofa for $715. The local sales tax rate is 8.7% of the cost. a) How much sales tax is paid?b) What is the toal cost of the sofa?
A. a) $62.21, b) $777.21 B. a) $62.21, b) $1337.05 C. a) $622.05, b) $1337.05 D. a) $62.21, b) $622.05
Mathematics