Try another version of this question If ` f(x) = 4 + 7 x - 4 x^2 `, find ` f'( -2 ) `. `f'(-2)=`
Get help: Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
To find the derivative of the given quadratic function ` f(x) = 4 + 7 x - 4 x^2 ` at a specific point `x=-2`, first find the general derivative using the power rule. Then substitute `-2` into your derivative expression to calculate the value at that specific point.
Enter DNE for Does Not Exist, oo for Infinity 23