Find all rational zeros of the polynomial function.f(x) = 3x4 + 5x3 - 10x2 - 20x - 8
A. 1, 
, 2, -2
B. 1, - 
, 2, -2
C. -1, 
, 2, -2
D. -1, - 
, 2, -2
Answer: D
Mathematics
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x3 + 2x + x2 + 2
A. (x2 + 1)(2x + 1) B. (2x + 1)(x + 1) C. (x2 + 1)(x + 2) D. (x2 + 2)(x + 1)
Mathematics
Determine all solutions of the equation in radians.Find tan 
, given that tan x = 3 and x terminates in ? < x < 
.
A. 
B. 
C. 
D. 
Mathematics
Solve. Write the answer in scientific notation.Convert 359 millimeters to kilometers.
A. 3.59 × 10-4 km B. 3.59 × 106 km C. 35.90 × 10-5 km D. 3.59 × 10-3 km
Mathematics
Find the domain and range.{(-7,5), (11,-1), (-8,7), (-8,-5)}
A. domain = {5, 7, -1, -5}; range = {-7, -8, 11} B. domain = {-7, -8, 11, 8}; range = {5, 7, -1, -5} C. domain = {-7, -8, 11, -18}; range = {5, 7, -1, -5} D. domain = {-7, -8, 11}; range = {5, 7, -1, -5}
Mathematics