Decide whether the statement is true or false. If it is false, tell why.If k is a negative integer, then x2 = k will have two irrational solutions.
A. True
B. False; the equation will have no real number solutions.
C. False; the equation will have two rational solutions.
Answer: B
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Provide an appropriate response.Graph y = - tan x and its derivative together on 
. Is the slope of the graph of 
ever positive? Explain.
What will be an ideal response?
Find the y- and x-intercepts for the equation. Then graph the equation.x = -7 - y
A. (0, -7), (7, 0)
B. (0, -7), (-7, 0)
C. (0, 7), (7, 0)
D. (0, 7), (-7, 0)
Solve the problem. Round your answer to the nearest tenth.Find the work done by a force of 7 pounds acting in the direction of 42° to the horizontal in moving an object 9 feet from (0, 0) to (9, 0).
A. 42.2 ft-lb B. 50.3 ft-lb C. 46.8 ft-lb D. 93.6 ft-lb
Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
B. f(x): D = 
, R = 
;
f-1(x): D is all real numbers, R = 
C. f(x): D = 
, R is all real numbers;
f-1(x): D is all real numbers, R = 
D. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 