Show that the equation is not an identity by listing the value(s) of the variable from among 0, ?/4, ?/2, and - ?/4 for which the equation is false.sin ? + cos ? = tan ?
A. 0
B. 0 and 
C. 0, 
, 
, and - 
D. 0, 
, and - 
Answer: C
Mathematics
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Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 5x + 4y = 86x - 3y = 33
A. {(-4, 3)} B. {(4, -3)} C. {(3, -4)} D. {(-3, 4)}
Mathematics
Find the value of the logarithm without using a calculator.ln e9
A. e ln 9
B. 9
C. 1
D. 
Mathematics
Find the horizontal and vertical asymptotes of the graph.
?
?
A. Horizontal asymptotes: 
and 
B. Vertical asymptotes: 
and 
; Horizontal asymptote: 
C. Horizontal asymptotes: 
and 
; Vertical asymptote: 
D. Vertical asymptotes: 
and 
; Horizontal asymptote: 
Mathematics
Solve the equation.1 + 
= 
A. 
B. {6, -5}
C. {-6, 5}
D. {6, 5}
Mathematics