Solve the inequality by the test-point method. Write the solution in interval notation.x3 ? 125
A. [5, ?)
B. (-?, -5] ? [5, ?)
C. (-?, 5]
D. [-5, 5]
Answer: A
Mathematics
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Solve.How long will it take for prices in the economy to double at a 5% annual inflation rate? Use the exponential growth model P(t) = P0ekt.(Round to the nearest year.)
A. 17 yr B. 23 yr C. 14 yr D. 12 yr
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Evaluate the integral.
dx
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response. Use a table of solutions to graph the quadratic equationy = -3x2
A. 
B. 
C. 
D. 
Mathematics
I = 6 mAPK, E = 9 VPK, t = 10 æSec and f = 70 KHz. Use i as the reference. e leads i by 30ø. Find the value of e.
a. e = -9.0 v b. e = -8.8 v c. e = -5.7 v d. e = 0 v e. e = 5.7 v
Mathematics