Solve the equation for the indicated variable.C = 
for b (magnitude of potential difference)
A. b = 
B. b = 
C. b = 
D. b = 
Answer: A
Mathematics
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Graph the function. Then identify its domain and range.f(x) = -|x + 3| 
A. Domain: (-?, ?); range: [0, ?)
B. Domain: (-?, ?); range: (-?, 0]
C. Domain: (-?, ?); range: (-?, 3]
D. Domain: (-?, ?); range: (-?, 0]
Mathematics
Solve.8x(x - 2) - 20 = 5x(x - 4)
A. - 
, 2
B. -10, 2
C. - 
, -2
D. 
, -2
Mathematics
Multiply.3.5(-5.87)
A. 9.37 B. -20.545 C. 9.47 D. -2.37
Mathematics
The simple interest note was discounted at 12%. Find the discount period in days and the proceeds to the nearest cent. A year is assumed to have 360 days for all calculations. Loan made: October 13Face value: $18,300Length of loan: 100 daysSimple interest rate: 10%Date of discount: January 4
A. 17 days, $18,193.42 B. 18 days, $18,714.29 C. 18 days, $18,205.96 D. 17 days, $18,701.75
Mathematics