Estimate the sum, difference, product, or quotient involved in the problem.Recently, a hardware store sold premium exterior house stain for $21.20 per gallon. Estimate how many gallons could be bought with $63.88.
A. 5 gal
B. 3 gal
C. 30 gal
D. 0.3 gal
Answer: B
Mathematics
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Simplify.-8 + (-7) + (-6) + (-7) + 7 + (-15)
A. -20 B. -50 C. -8 D. -36
Mathematics
Find all the first order partial derivatives for the following function.f(x, y) = 
A. 
= - 
; 
= - 
B. 
= 
; 
= 
C. 
= - 
; 
= - 
D. 
= - 
; 
= - 
Mathematics
Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Why is evaluating lneamuch like answering the question "What is the name of the boy whose name is Jose?"
What will be an ideal response?
Mathematics