Simplify. Write your answer in the form a + bi, where a and b are real numbers.Let z = -8 - 6i and w = 13 + 4i. Find z + w.
A. 13 + 2i
B. 5 - 2i
C. 13 - 2i
D. 5 + 2i
Answer: B
Mathematics
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Convert the degree measure to radians. Leave answer as a multiple of ?.1800°
A. 20?
B. 
C. 10?
D. 
Mathematics
Evaluate.
+ (- 
)
A. - 
B. 
C. 
D. - 
Mathematics
Determine whether the graph is the graph of a function.
A. Function B. Not a function
Mathematics
Shrimp is 24.3% protein (by weight), and cooked brown rice is 2.9% protein (by weight). A mixture weighing 1113 grams is made from the shrimp and brown rice. The mixture needs to contain 63 grams of protein. How many grams of shrimp are to be used? Round to the nearest gram.
A) 969 grams of shrimp B) 144 grams of shrimp C) 139 grams of shrimp D) 134 grams of shrimp E) 139 grams of shrimp
Mathematics