Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sec ? = 4, 0 < ? < 
Find cos 
.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.The graphs below show the first and second derivatives of a function 
. Select a possible graph of f that passes through point P.f'?f"
?
A. 
B. 
C. 
D. 
Mathematics
Determine whether the variation between the indicated quantities is direct or inverse.The weight of a baby in pounds and his age in months
A. Direct B. Inverse
Mathematics
Find the real solutions of the equation by factoring.2x5 = 50x3
A. {-5
, 0, 5
}
B. {-5, 0, 5}
C. {0}
D. {-5, 5}
Mathematics
Given that the pair of triangles is similar, find the missing length.
A. x = 45 B. x = 34 C. x = 36 D. x = 28
Mathematics