Use the unit circle to determine the value of the given expression or state that it is undefined.tan 
A. 
B. 
C. 1
D. -1
Answer: C
Mathematics
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Compute the values of f(x) and use them to determine the indicated limit.If f(x) = 
, find 
f(x). 
A. 
; limit = ?
B. 
; limit = 5.10
C. 
; limit = 1.210
D. 
; limit = 4.0
Mathematics
Use the laws of exponents to simplify. Do not use negative exponents in the answer. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(8a1/7b5/7)2
A. 16a2/7b5/7 B. 64(ab)10/7 C. 64a2/7b10/7 D. 8a2/7b10/7
Mathematics
Solve the problem.Find the missing length in the following right triangle. If necessary, round to the nearest tenth. 
A. 14 in. B. 221 in. C. 21 in. D. 442 in.
Mathematics
Solve.30 = (m2 + 7m)2 + (m2 + 7m)
A. -6, -1, 
, 
B. -6, -1
C. 6, -1, 
, 
D. -4, -1, 
, 
Mathematics