Multiply mentally.(4x2 + 4)(x - 11)
A. 4x2 - 41x - 44
B. 4x2 - 40x - 44
C. 4x3 - 40x - 44
D. 4x3 - 44x2 + 4x - 44
Answer: D
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Provide an appropriate response.What is the value of 
for any values of the variables?
A. undefined B. -1 C. 0 D. 1
Solve the linear system using an inverse matrix.
A. (-2, -3) B. (-3, -2) C. (3, 2) D. (2, 3)
Use the given information about an earthquake to find the missing values.Use the energy E released by an earthquake to find (a) the magnitude of the earthquake and (b) the earthquake intensity I in terms of the zero-level earthquake intensity I0.E = 1011 joules
A. (a) 4.4 (b) 2.51 × 104 I0. B. (a) 3.4 (b) 3.51 × 105 I0. C. (a) 4.5 (b) 4.51 × 103 I0. D. (a) 5.3 (b) 2.51 × 105 I0.
Maximize 
subject to the given constraints.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?