Which expression is equivalent to \large 4x^3+x^2-3? a. (5x^3-2x^2-7)-(-3x^2+x^3-4)

b. (5x^3-2x^2-7\)+(-3x^2+x^3-4)

c. (5x^3-2x^2-7\)-(3x^2-x^3-4)

d. (5x^3-2x^2-7\r)+(-3x^2-x^3+)

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