Use the fundamental identities to simplify the expression.1 - sin2 ?
A. cos ?
B. cot2 ?
C. cos2 ?
D. - cos2 ?
Answer: C
Mathematics
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Answer the question.Find a rational number between 
and 
.
A. 0.565656...
B. 0.554554554...
C. 0.
D. 0.50
Mathematics
Find the point of intersection of the tangent lines to the curve r(t) = (sin ?t, 7 sin ?t, cos ?t), at the points where t = 0 and t = 0.5.
What will be an ideal response?
Mathematics
Find the equation of the line passing through the two points.(7, -3) and (-5, 4)
A. y = 
x - 
B. y = - 
x - 
C. y = - 
x + 
D. y = 
x + 
Mathematics
Provide an appropriate response.True or false? The hyperbola with equation 
- 
= 1 opens up and down.
A. True B. False
Mathematics