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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A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = 
A. 1, 
, 20, 
, 840
B. 1, 
, 
, 
, 
C. 1, 
, 
, 
, 
D. 1, 
, 
, 
, 
Mathematics
Sketch the graph of the polynomial function.P(x) = -3x(x + 2)2
A. 
B. 
C. 
D. 
Mathematics
Write the expression as a sum, difference, or multiple of logarithms.log3
A. log3x5 + log3y2 - log3z - log3w4/5
B. 5 log3x + 2 log3y - log3z - 
log3w
C. 7 log3xy - 
log3wz
D. 10 log3xy - 
log3wz
Mathematics
Find a polynomial equation with real coefficients that has the given roots.4i, -4i
A. x2 + 16 = 0 B. x2 - 16 = 0 C. x2 - 8 - 16 = 0 D. x2 + 8 + 16 = 0
Mathematics