Find the exact value of y, or state that y is undefined.y = tan (tan-1 (-9.1))

A. 12.2
B. -6
C. -9.1
D. 9.1


Answer: C

Mathematics

You might also like to view...

Solve the problem.Select the correct statement for the definition of the limit: f(x) = L means that __________________

A. if given any number ? > 0, there exists a number ? > 0, such that for all x, 
0 <  < ? implies  < ?.
B. if given any number ? > 0, there exists a number ? > 0, such that for all x, 
0 <  < ? implies  > ?.
C. if given a number ? > 0, there exists a number ? > 0, such that for all x, 
0 <  < ? implies  > ?.
D. if given any number ? > 0, there exists a number ? > 0, such that for all x, 
0 <  < ? implies  < ?.

Mathematics

Decide whether or not the ordered pair is a solution to the equation.x + y = 14; (7, 7)

A. Yes B. No

Mathematics

Divide.

A. 10 B. -10 C. -3 D. 3

Mathematics

Find all cube roots of the complex number. Leave answers in trigonometric form.-125i

A. 5 cis 90°, 5 cis °210, 5 cis 330° B. 5 cis 30°, 5 cis °60, 5 cis 90° C. 5 cis 90°, 5 cis °180, 5 cis 270° D. 5 cis °210, , 5 cis 270°, 5 cis 330°

Mathematics