Use the unit circle to determine the value of the given expression or state that it is undefined.tan 
A. 1
B. 
C. 
D. -1
Answer: A
Mathematics
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Divide.(4r3 - 3r2 - 8r - 4) ÷ (r - 2)
A. 4r2 + 5r + 
B. 4r2 + 5r + 2
C. r2 + 2r + 5
D. 4r2 - 5r - 2
Mathematics
Find a polynomial function f(x) of least possible degree having the graph shown.
A. f(x) = (x + 3)(x - 1)(x - 4)
B. f(x) = (x + 3)(x - 1)
C. f(x) = 
(x - 3)(x + 1)(x + 4)
D. f(x) = 
(x + 3)(x - 1)(x - 4)
Mathematics
Completely factor the polynomial or state that the polynomial is prime.(x + 5)2 - 13(x + 5) + 36
A. (x2 + 5x - 4)(x2 + 5x - 9) B. (x2 - 5x + 4)(x2 - 5x + 9) C. (x + 9)(x + 14) D. (x + 1)(x - 4)
Mathematics
Multiply.
A. 8120 B. 8220 C. 8320 D. 8230
Mathematics