Factorizado completamente, la expresión 7(R^4) – 28(N^4) es equivalente a cual de los siguientes:

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

Write the factored form of this trinomial 9x^2+18x-7

What set describes the zeroes of the function f(x )= 6πsin(4x) shown in the graph?