More generally, let f(x) be an arbitrary polynomial, and let (f(x)) denote the set of all polynomials that are a multiple of f(x), i.e. the set {f(r)g(x)| g(x) E R[r]}. Show that (f(x)) is an ideal of R[r].
Q: Show that the polynomial function f(x) = x3 - 2x - 5 has a real zero between 2 and 3.
A: since f(x) is a polynomial function so it is continuous at every point.
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Q: Analyze the polynomial function f(x) =x-(x- 2) using parts (a) through (e).
A: Please find attachment for the details solution
Q: Given the polynomial f(x) = -xr² + x + 2, what is the smallest positive integer a such that the…
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Q: If 3 + 4i is a zero of a polynomial function of degree 5 withreal coefficients, then so is_________
A: Given: 3+4i is zero of a polynomial fuction
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Q: For any polynomial function p(x), lim p(x) as x approaches a is equal to p(a).
A: see in the next step
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A: Consider
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A: We have to find function
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Q: Find a polynomial f (x) of degree 3 that has the indicated zeros and satisfies the given condition.
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A:
Q: Does there exist a polynomial of positive degree in ℤ6[x]Z6[x] that is a unit?
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A: Fill the blank
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Q: Find the value ofn EN such that the polynomial f(x) = (x+1)"+ (x- 1)" is divisible by g(x) = x.
A:
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A:
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A: here we us e the linear factors for the zeroes given see below the calculation
Q: Let P be a polynomial of odd degree, prove that the range of P is all real numbers.
A: Let p(x)=xn+an-1xn-1+………………+a1x+a0 is polynomial of degree n. For any real number A>0, such that…
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- Examples 5 and 6 of Section 5.1 showed that P(U) is a commutative ring with unity. In Exercises 4 and 5, let U={a,b}. Is P(U) a field? If not, find all nonzero elements that do not have multiplicative inverses. [Type here][Type here]Let R be a commutative ring with characteristic 2. Show that each of the following is true for all x,yR a. (x+y)2=x2+y2 b. (x+y)4=x4+y4Let R be a commutative ring with unity whose only ideals are {0} and R Prove that R is a field.(Hint: See Exercise 30.)
- [Type here] Examples 5 and 6 of Section 5.1 showed that is a commutative ring with unity. In Exercises 4 and 5, let . 4. Is an integral domain? If not, find all zero divisors in . [Type here][Type here] 23. Let be a Boolean ring with unity. Prove that every element ofexceptandis a zero divisor. [Type here]Since this section presents a method for constructing a field of quotients for an arbitrary integral domain D, we might ask what happens if D is already a field. As an example, consider the situation when D=5. a. With D=5, write out all the elements of S, sort these elements according to the relation , and then list all the distinct elements of Q. b. Exhibit an isomorphism from D to Q.
- Suppose that f(x),g(x), and h(x) are polynomials over the field F, each of which has positive degree, and that f(x)=g(x)h(x). Prove that the zeros of f(x) in F consist of the zeros of g(x) in F together with the zeros of h(x) in F.22. Let be a ring with finite number of elements. Show that the characteristic of divides .11. a. Give an example of a ring of characteristic 4, and elements in such that b. Give an example of a noncommutative ring with characteristic 4, and elements in such that .
- 18. Let be a commutative ring with unity, and let be the principal ideal in . Prove that is isomorphic to .Use Theorem to show that each of the following polynomials is irreducible over the field of rational numbers. Theorem Irreducibility of in Suppose is a polynomial of positive degree with integral coefficients and is a prime integer that does not divide. Let Where for If is irreducible in then is irreducible in .A Boolean ring is a ring in which all elements x satisfy x2=x. Prove that every Boolean ring has characteristic 2.