Multiply.(10 - 3i)2
A. 109 - 60i
B. 100 - 69i
C. 91 - 60i
D. 100 - 51i
Answer: C
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Round each number to its highest place value to estimate the product or quotient.321 ? 16
A. 6000 B. 96,000 C. 5120 D. 6420
Draw and shade a Venn diagram that corresponds to the set.(A ? B) ? 
A. 
B. 
Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent. 
- 
= -18
+ 
= -9
A. (0, -12); consistent and independent B. (-12, 0); consistent and independent C. (12, 0); consistent and independent D. (0, 12); consistent and independent
Solve the problem.Michael decides to walk to the mall to do some errands. He leaves home, walks 5 blocks in 16 minutes at a constant speed, and realizes that he forgot his wallet at home. So Michael runs back in 12 minutes. At home, it takes him 3 minutes to find his wallet and close the door. Michael walks 3 blocks in 12 minutes and then decides to jog to the mall. It takes him 10 minutes to get to the mall which is 4 blocks away. Draw a graph of Michael's distance from home (in blocks) as a function of time. 
What will be an ideal response?