Find the complex conjugate of the complex number. Then find the product of each complex number and its complex conjugate.3 - 6i
A. 9; 45
B. 3 - 6i; 45
C. 3 + 6i; 45
D. -3; 45
Answer: C
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Perform the operations.-4 ? 5 + 11
A. -31 B. -9 C. 24 D. -64
Determine whether a linear or quadratic function would be a more appropriate model for the graphed data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the coefficient 
of x2 should be positive or negative. DENTAL FLOSS USE 
Years since 1990
A. Linear; negative B. Linear; positive C. Quadratic; positive D. Quadratic; negative
Use the table and the given X-ray absorption diagrams to identify the composition of each of the regions marked by a letter. The number in each region shows its absorption, and the number on each X-ray beam shows the total absorption for that beam.
Type Air Water Gray matter Tumor Blood Bone Absorption 01,0001,0201,0301,0502,000?
?
, 
, 
, 
x =__________y =__________z =__________u =__________
What will be an ideal response?
Find the trigonometric form of 
.
A. 
B. 
C. 
D. 
E. 