Determine whether the ordered pair satisfies the equation.3x + y = 19; (5, 4)
A. Yes
B. No
Answer: A
Mathematics
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Find the derivative of y with respect to the independent variable.y =log6
A. e6(cos ? - sin ? - e?9?)
B. 
(cot ? - tan ? - ln 9 -1)
C. 
(sec ? csc ? - ln 9 -1)
D. 
Mathematics
Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Mathematics
Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
A. 1248 B. 1440 C. 1280 D. 1552
Mathematics
Find the equation of the parabola which has the given vertex V, which passes through the given point P, and which has the specified axis of symmetry.V(-3, -1), P(-4, 0), vertical axis of symmetry
A. (y + 3)2 = x + 3 B. (x + 3)2 = -(y + 1) C. (x + 3)2 = y + 1 D. (x + 3)2 = y - 1
Mathematics