Provide an appropriate response.Derive the identity sec-1 (-x) = ? - sec-1 x by combining the following two equations:cos-1(-x) = ? - cos-1 xsec-1 x = cos-1(1/x)
What will be an ideal response?
sec-1 (-x) = cos-1(-1/x) = ? - cos-1 (1/x) = ? - sec-1 x
Mathematics
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Evaluate the integral by making a substitution and then using a table of integrals. 
A. 4 sin-1
- 
+ C
B. 4 sin-1
- 
+ C
C. 
- 2 ln
+ C
D. 4 sin-1
+ x
+ C
Mathematics
Find the LCD. Do not combine fractions.
, 
A. 3ab B. a2b2 C. 4a2b2 D. 3a2b2
Mathematics
Find the center and radius of the circle whose equation is given.x2 + y2 + 10x - 10y + 50 = 64
A. center: (-5, 5); radius: 8 B. center: (-5, 5); radius: 64 C. center: (5, -5); radius: 8 D. center: (5, -5); radius: 64
Mathematics
Solve the problem.A sales representative is paid a commission rate of 2.6%. Find his commission if he sold $99,840 worth of goods last month.
A. $3840.00 B. $2595.84 C. $38,400.00 D. $102,435.84
Mathematics