Which of the following is one of the roots to the quadratic function
f(x) = 5x3 -14x + 8 ?
(DOK2 | A. SSE. B.30)
× =15
B) X = 2
C) x = 5
D) X = 3
E） x=-5/3

When you answer this can you explain

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°

Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d