Find the real solutions of the equation.3(x + 1)2 + 19(x + 1) + 20 = 0
A. {1, 4}
B. {- 
, -6}
C. {- 
, -5}
D. {- 
, -6}
Answer: B
Mathematics
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In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, 
)Find tan t.
A. 
B. 
C. 
D. 
Mathematics
Using a sum or difference identity, write the following as an expression involving functions of ?.tan 
A. -tan ?
B. 
C. tan ?
D. 
Mathematics
Simplify the expression. Assume that all variables are positive.
? 
A. 
B. 
C. Not a real number
D. 
Mathematics
Simplify the expression, using only positive exponents in your answer.
A. 
B. 
C. 
D. 4x - 28y2
Mathematics