Solve the problem.If tan ? = x + 1 and tan ? = x - 1, show that cot(? + ?) = 
What will be an ideal response?
cot(? + ?) = 
= 
= 
= 
= 
Mathematics
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Find the standard form of the equation of the ellipse with the given characteristics. vertices: (4, –6), (4, 10) minor axis of length: 4
a. 
b. 
c. 
d. 
e. 
Mathematics
Name the correct property to make the sentence true.4(z + r) is equivalent to 4z + 4r by the
A. associative law for addition. B. commutative law for addition. C. associative law for multiplication. D. distributive law.
Mathematics
Simplify the expression.2-7 ? 26
A. 
B. 125
C. 
D. 25
Mathematics
Evaluate. 83
A. 512 B. 6561 C. 343 D. 24
Mathematics