Find all rational zeros.f(x) = 4x3 - 20x2 - x + 5

A. {1, -1, 5}
B.
C. {2, -2, 5}
D.


Answer: B

Mathematics

You might also like to view...

Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = sin yi + xzj + 4zk ; D: the thick sphere 1 ? x2 + y2 + z2 ? 4

A. ?
B. 112?
C. 32?
D. ?

Mathematics

Determine whether the relation represents a function. If it is a function, state the domain and range.{(-2, 2), (-1, -1), (0, -2), (1, -1), (3, 7)}

A. function domain: {2, -1, -2, 7} range: {-2, -1, 0, 1, 3} B. function domain: {-2, -1, 0, 1, 3} range: {2, -1, -2, 7} C. not a function

Mathematics

Solve the equation. Give a general formula for all the solutions.cos ? = 0

A. {?|? = 0 + k?}
B.
C. {?|? = 0 + 2k?}
D.

Mathematics

Find the requested information using the law of cosines and/or the law of sines. Round to three decimal places.A triangle has side c = 4 and angles A =  and B = . Find the length b of the side opposite B.

A. 2.071 B. 2.928 C. 0.129 D. 0.518

Mathematics