Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.cos 33° cos 1°
A. 
[sin 32° + sin 34°]
B. 
[cos 32° + cos 34°]
C. 
[sin 34° - sin 32°]
D. 
[cos 32° - cos 34°]
Answer: B
Mathematics
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Collect like terms.-6y - 4x - 2x
A. -6y + 2x B. -6y - 6x C. -12xy D. -6y - 2x
Mathematics
Determine whether the graph represents a linear function.
A. Yes B. No
Mathematics
Answer the question.If 5 is substituted for x in the rational expression 
, the result is 
. Mathematicians have been known to say "Any number divided by itself is 1." Does this mean that this expression is equal to 1 for x = 5? Explain why or why not.
What will be an ideal response?
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.(
+ 2)(
- 2)
A. 12 - 2
B. 8
C. 10
D. 16
Mathematics