Mathematics, 21.09.2019 02:00 soleydyperez
Which of the following equations demonstrate that the set of polynomials is not closed under the certain operations?
a. division: (x^2+2x) / (x+1) = x+ x/x+1
b. multip.: (3x^4++x^3)= -6x^6+ x^7+x^6
c. addition: (3x^4+x^3)+(-2x^4+x^3)= x^4 + 2x^3
d. multip.: (x^2+2x)(x+1)= x^3 +3x^2+2x
Answers: 2
Mathematics, 21.06.2019 16:00, nathanb29oue8gj
Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?
Answers: 2
Mathematics, 21.06.2019 23:40, thetudent41
Let x = a + bi and y = c + di and z = f + gi. which statements are true?
Answers: 1
Which of the following equations demonstrate that the set of polynomials is not closed under the cer...
Mathematics, 21.04.2020 18:03