Find the intervals in which the function f given by `f(x)=4x^3-6x^2-72 x+30`is (a) strictly increasing (b) strictly decreasing

Find the intervals in which the function f given by f(x)=4 x^3-6 x^2-72 x+30 is (a) strictly increasing (b) strictly decreasing.

Find the intervals in which the function f given f(x)=4x^(3)-6x^(2)-72x+30 is (a) strictly increasing (b) strictly decreasing

Find the intervals in which the function f given by f(x)=2x^3-3x^2-36 x+7 is (a) strictly increasing (b) strictly decreasing

Find the intervals in which the function f given by f(x)=4x^(3)-6x^(2)-72x+30 is strictly increasing and strictly decreasing.

Find the intervals in which the function f given by f(x) = x^(2) - 4x + 6 is (a) strictly increasing (b) strictly decreasing.

Find the intervals in which the function f given f(x)=2x^(3)-3x^(2)-36x+7 is (a) strictly increasing (b) strictly decreasing

Find the intervals in which the function f given by f(x)=2x^(3)-3x^(2)-36x+8 is (i) strictly increasing (ii) strictly decreasing

Find the intervals in which the functions f given by f(x) = 4x^(3) - 6x^(2) - 72x + 30 is (a) strictly increasing (b) strictly decreasing.