Solve the equation 
. (Find all real and complex solutions.)
A. 
B. 
C. 
D. 
E. 
Answer: C
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Let U = {all soda pops}, A = {all diet soda pops}, B = {all cola soda pops}, 
and 
Describe the set in words.A' ? C
A. All non-diet soda pops in cans B. All non-diet soda pops and all soda pops in cans C. All diet soda pops and all soda pops in cans D. All diet soda pops in cans
In the given pair of polynomials, the second polynomial is a factor of the first. Factor the first polynomial completely.x3 + 7x2 + 14x + 8; x + 1
A. (x + 1)(x2 + 6x + 8) B. (x + 1)(x2 - 6x + 8) C. (x + 1)(x - 2)(x - 4) D. (x + 1)(x + 2)(x + 4)
Determine whether the given expression is a polynomial. If it is, write it in standard form.2x - 5 + 5x2
A. Yes; 5x2 + 2x - 5 B. No
Solve the system of equations using matrices (row operations). If the system has no solution, say that it is inconsistent.
A. x = -4 - 4w, y = 1 - w, z = 3 + w, where w is any real number B. x = -8, y = 0, z = 4, w = 1; (-8, 0, 4, 1) C. inconsistent D. x = -4, y = 1, z = 3, w = 0; (-4, 1, 3, 0)