Establish the identity.
- 
= - cos v cot v
What will be an ideal response?
- 
= 
+ 1 - 1 - 
= 
? cos v - 
? 
= 
= 
= - 
= - cos v ? 
= - cos v cot v
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Find T, N, and B for the given space curve.r(t) = (6t sin t + 6cos t)i + (6t cos t - 6 sin t)j - 2k
A. T = (-cos t)i - (sin t)j; N = (sin t)i - (cos t)j; B = -2k B. T = (cos t)i + (sin t)j; N = (-sin t)i + (cos t)j; B = k C. T = (cos t)i - (sin t)j; N = (-sin t)i - (cos t)j; B = -k D. T = (-cos t)i - (sin t)j; N = (sin t)i - (cos t)j; B = -k
Solve the system of equations.
A. x = z + 3 y = 3z + 1 z = any real number B. x = 3z + 1 y = z - 3 z = any real number C. x = -3 - z y = 3z + 1 z = any real number D. inconsistent (no solution)
Solve the equation for the specified variable.d = rt; solve for t
A. t = 
B. t = 
C. t = dr
D. t = d - r
Perform the operation. Write the answer as a fraction in lowest terms.2
+ 19
A. 
B. 
C. 
D. 