B bprice New member Joined Mar 30, 2010 Messages 1 Mar 30, 2010 #1 I need to indicate the degree of these resulting polynominals. 1) (-2x^2y+xy)+(4x^2y+7xy) and the product of (x+9y)(6x+7y)
I need to indicate the degree of these resulting polynominals. 1) (-2x^2y+xy)+(4x^2y+7xy) and the product of (x+9y)(6x+7y)
G garf Junior Member Joined Feb 5, 2010 Messages 74 Mar 30, 2010 #2 the first problem is not a polynomial and the second is of second degree
M masters Full Member Joined Mar 30, 2007 Messages 378 Mar 31, 2010 #3 garf said: the first problem is not a polynomial Click to expand... Actually, it is. bprice said: I need to indicate the degree of these resulting polynominals. 1) (-2x^2y+xy)+(4x^2y+7xy) and the product of (x+9y)(6x+7y) Click to expand... Hi bprice, Combining terms in your first polynomial expression.... \(\displaystyle (-2x^2y+xy)+(4x^2y+7xy)=-2x^2y+xy+4x^2y+7xy=\boxed{2x^2y+8xy}\) The degree of the first term is 3. The degree of the second term is 2. The degree of the polynomial is 3.
garf said: the first problem is not a polynomial Click to expand... Actually, it is. bprice said: I need to indicate the degree of these resulting polynominals. 1) (-2x^2y+xy)+(4x^2y+7xy) and the product of (x+9y)(6x+7y) Click to expand... Hi bprice, Combining terms in your first polynomial expression.... \(\displaystyle (-2x^2y+xy)+(4x^2y+7xy)=-2x^2y+xy+4x^2y+7xy=\boxed{2x^2y+8xy}\) The degree of the first term is 3. The degree of the second term is 2. The degree of the polynomial is 3.
