Find the slope of the line.
A. 0
B. -4
C. not defined
D. 4
Answer: A
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Provide an appropriate answer.Fill in the blanks (four of them) with the best responses:To use DeMoivre's theorem to find the n nth roots of a complex number: 1. Express the number in ________________form. 2. Express the root as a ________________ exponent. 3. Use 
n = 
with ? to find one root. 4. Use 
n = 
and add _______° to ?, _________ times.
A. rectangular; decimal; 360; n - 1 B. fractional; polar; 360; n - 1 C. fractional; polar; 180; n - 1 D. polar; fractional; 360; n - 1
Provide an appropriate response.Solve the matrix equation: 
= 
Fill in the blank(s) with the appropriate word(s).
Solve the problem.As part of a physics experiment, Ming drops a baseball from the top of a 315-foot building. To the nearest tenth of a second, for how many seconds will the baseball fall? (Hint: Use the formula h = 16t2, which gives the distance h, in feet, that a free-falling object travels in t seconds.)
A. 4.4 sec B. 19.7 sec C. 78.8 sec D. 1.1 sec
Multiply.(z2 + 4z - 9)(z2 - z - 5)
A. z4 + 3z3 - 18z2 - 11z + 45 B. -5z4 - 5z3 - 10z2 - 11z - 45 C. -5z4 - 20z3 + 45z2 D. z4 + 3z3 - 14z2 - 29z - 45