Find the sum or difference. Write the answer in standard form.(4 + 9i) - (-8 + i)

A. -4 + 10i
B. 12 - 8i
C. 12 + 8i
D. -12 - 8i


Answer: C

Mathematics

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Use the data set {0, -1, -3, 3, 3, -5, -7, 10} to answer the following question(s).The median of the data set is

A. 0. B. -3.5. C. 3. D. -0.5. E. none of these

Mathematics

Write the expression as a product of a whole number and a power of 10. Use an exponent to represent the power of 10.5,000,000,000

A. 5 × 1010 B. 5 × 109 C. 5 × 108 D. 5 × 1011

Mathematics

Subtract. - 

A. -  
B. - 
C. -  
D.  

Mathematics

Find the function.Find the function that is finally graphed after the following transformations are applied to the graph of  The graph is shifted right 3 units, stretched by a factor of 3, shifted vertically down 2 units, and finally reflected across the x-axis.

A. y = 3|-x - 3| - 2 B. y = -3|x - 3| - 2 C. y = -(3|x + 3| - 2) D. y = -(3|x - 3| - 2)

Mathematics