Determine which of the given choices is a solution of the equation. 2-5x=8+x
(a) 1
(b) -1
(c) 0
(d) 2
(e) none of these
(b) -1
Mathematics
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Find the length of the missing side of the right triangle. Round to three decimal places, if necessary.a = 3 feet, b = 4 feet
A. c = 5 ft B. c = 3.162 ft C. c = 2.236 ft D. c = 25 ft
Mathematics
Find the derivative of y with respect to the appropriate variable.y = (?2 + 6?) tanh-1 (? + 5)
A. (2? + 6) tanh-1 (? + 5) - 
B. - 
C. (2? + 6) - 
D. (2? + 6) tanh-1 (? + 5) - 
Mathematics
Find an expression equivalent to the one given.
A. - 
B. - 
C. 
D. 
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.(3
- 3)2
A. 72 - 18
B. 54 - 18
C. 60 - 18
D. 72 + 18
Mathematics