Determine whether the equation is a function.y2 = 9 - x2
A. function
B. not a function
Answer: B
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Write the first four elements of the sequence.
A. 0, 
, 
, 
B. 0, 
, 
, 
C. 
, 
, 
, 
D. ln 2, 
, 
, 
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 
2(x + 7)5
A. 
, multiplicity 2, crosses x-axis; 7, multiplicity 5, touches x-axis
B. 
, multiplicity 2, touches x-axis; 7, multiplicity 5, crosses x-axis
C. - 
, multiplicity 2, touches x-axis; -7, multiplicity 5, crosses x-axis
D. - 
, multiplicity 2, crosses x-axis; -7, multiplicity 5, touches x-axis
Factor using the formula for the sum or difference of two cubes.125x3 - 64
A. (5x - 4)(25x2 + 20x + 16) B. (5x - 4)(25x2 - 20x + 16) C. (5x - 4)(25x2 + 16) D. (5x + 4)(25x2 - 20x + 16)
Solve.Find the complement of an angle whose measure is 86°.
A. 94° B. 86° C. 4° D. 176°