Find the term that should be added to the expression to form a perfect square trinomial. Write the resulting perfect square trinomial in factored form.x2 - 4x
A. 4; 
2
B. 4; 
2
C. 4; 
2
D. 0; 
2
Answer: B
Mathematics
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Convert the rectangular equation to polar form.x = 2
A. r = 
B. r = 
C. r = 2
D. cos ? = 2
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. 
log3 y - 2
B. log3 
- log3 9
C. log3 
- 2 log3 3
D. 
log3 y - log3 9
Mathematics
Use a right triangle to write the expression as an algebraic expression. Assume that x is positive and in the domain of the given inverse trigonometric function.sin(tan-1 
)
A. x
B. 
C. 
D. 
Mathematics
Represent the complex number below graphically.
-3+ 3i
A. 
B. ?
C. ?
D. 
E. ?
Mathematics