janebug848 janebug848 17-10-2022 Mathematics Answered If f(x) = 3x² + 5x-4, then f(x+h)-f(x) h (3x+3h)²+(5x+5h)-4-(3x²+5x-4) h 3(x+h)2 +5x-4-3x²-5x+4 h is equal to which of the following? 3(x+h)² +5(x+h)-4-3x²+5x-4 h 3(x2+2xh+h²)+5(x+h)-4-(3x2 +5x-4) h