Find the exact value by using a difference identity.tan 255°
A. 
- 2
B. - 
- 2
C. - 
+ 2
D. 
+ 2
Answer: D
Mathematics
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Solve. Write the answer as a mixed number in simplest form.Daniel is 70
in. tall and his brother Tyler is 67
in. tall. How much taller is Daniel?
A. 2
in.
B. 3
in.
C. 3
in.
D. 2
in.
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Foci at (0, -5), (0, 5); y-intercepts: (0, -8), (0, 8)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find an equation for the line with the given properties.Slope undefined; containing the point (5, -6)
A. y = -6 B. x = 5 C. y = 5 D. x = -6
Mathematics
Provide an appropriate response.Given that n is a positive or negative integer, explain how to convert 8.125 × 10n to standard notation.
What will be an ideal response?
Mathematics