Match the trinomials with their factors. tiles a2 + a − 20 a2 − 9a + 20 a2 − 8a − 20 a2 − 12a + 20 a2 − 19a − 20 pairs factors trinomials (a − 4)(a − 5) arrowboth (a − 10)(a − 2) arrowboth (a − 4)(a + 5) arrowboth (a − 10)(a + 2) arrowboth

The perimeter of a rectangle is greater than or equal to 74 meters. if the length is 25 meters, the minimum width of the rectangle is meters.

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Use sigma notation to represent the following series for 9 terms.