Is the following correspondence a function??
A. Yes
B. No
Answer: B
Mathematics
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Simplify.(4 + x)2
A. x2 + 8x + 16 B. x2 + 16 C. x + 16 D. 16x2 + 8x + 16
Mathematics
Use the circle graph to solve the problem.A survey of the 6,383 vehicles on the campus of State University yielded the following circle graph. 
Find the number of vans. Round your result to the nearest whole number.
A. 128 B. 5,936 C. 7 D. 447
Mathematics
Find the slope of the line.-2y = -6 - 5x
A. - 
B. 
C. 
D. - 
Mathematics
Find the product of the complex number and its conjugate.-3 + 5i
A. 37 B. 35 C. -16 D. 34
Mathematics