Which operation is NOT closed for polynomials?

A)

add a trinomial to a binomial

B)

divide a trinomial by a binomial

C)

multiply a trinomial by a binomial

D)

subtract a trinomial from a binomial

Hector took out a small loan of $900 for 15 months. The simple interest rate on the loan was 15%. How much will he pay in interest on the loan?

Enter a fraction equavalent to 0.6. Use only whole numbers for numerators and denominators

Miguel stated that any monomial can be a cube root. Sylvia disagreed and said that a monomial cube root must have exponents divisible by 3. Who is correct, and why? A) Sylvia is correct.

Find the equation of the tangent to the curve at x=3 for parametric equations x = t + 1/t y = t^2 + 1 / (t^2) when t is greater than 0

Which is longer, 1/4 of line A or 1/4 of line b

At a camp, kids can choose swimming, art, or music. 40 kids choose swimming, 16 choose art, and 24 choose music. What is the ratio of kids who choose art to kids who choose swimming?

3. Nine times ten to the negative third power

Josie read 100 pages of her book last week and 146 pages this week her older brother says he read about 3 to 4 times as many total pages as Josie explain why 2,500 is not a reasonable estimate for the number of pages that Josie's brother read

Sam has three identical tennis balls with a diameter of 2.7 inches. Determine the volume of all three tennis balls?

The base of a Mary-go-round spans an area of about 153.86 square meters. How long is the diameter