List the critical values of the related function. Then solve the inequality.
? 0
A. -4, 4; [-4, 4]
B. No critical values; ?
C. 4; (-?, 4)
D. -4; (-?, -4]
Answer: C
Mathematics
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Find a Cartesian equation for the parametric equations.x = 
, y = 9t + 3
A. y = 9x + 3
B. y = 9
+ 3
C. y = 9x2 - 3
D. y = 9x2 + 3
Mathematics
Combine like terms whenever possible. Write the result with descending powers.2x4 + 8x4 - 4x4
A. 6x12 B. 6x4 C. Cannot be simplified D. -64x4
Mathematics
Find x.
= -96
A. -2 B. 6 C. 2 D. -6
Mathematics
Write the solutions that can be read from the simplex tableau.
A. x3 = 6, s1 = 9, z = 3; x1, x2, s2 = 0 B. x1 = 6, s1 = 9, z = 3; x2, x3, s2 = 0 C. x3 = 6, x2 = 9, z = 3; x1, s1, s2 = 0 D. x1 = 6, x2 = 9, z = 3; x3, s1, s2 = 0
Mathematics