Use the fundamental identities to find the value of the trigonometric function.Find cos ?, given that tan ? = - 
and ? is in quadrant II.
A. 
B. - 
C. 
D. - 
Answer: D
Mathematics
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Solve the equation. Express radicals in simplest form.
- 
= 
A. {1}
B. ?
C. 
D. 
Mathematics
Provide an appropriate response.Solve the following quadratic equation: x2 - 3x = 0
Fill in the blank(s) with the appropriate word(s).
Mathematics
Test the equation for symmetry with respect to the x-axis, the y-axis, and the origin.5x = 5y2 + 5
A. x-axis, y-axis, origin B. y-axis only C. origin only D. x-axis only
Mathematics
Find the exact value of the indicated trigonometric function of ?, if ? is an angle in standard position whose terminal side contains the given point.(5, -6); find cot ?.
A. 
B. - 
C. - 
D. - 
Mathematics