Rationalize the denominator and, if possible, simplify to form an equivalent expression.
A. 
B. 
- 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.Find the equation for the tangent plane to the surface 
at the point 
A. 2x + y - 11z = 1 B. 2x + y - 11z = -8 C. -8x - 6y - z = -11 D. -8x - 6y - z = -16
Mathematics
Find the exact value by using a sum or difference identity.sin 165°
A. - 
B. 
C. - 
D. 
Mathematics
Translate the percent problem to a proportion using x for the unknown value. Do not solve the proportion.36.9% of 78 is what?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 1
D. 
Mathematics