Correct option is CGiven:4(74x2−27x+19)−7(x2+9x−14)4\left(\frac{7}{4}x^2-27x+19\right)-7\left(x^2+9x-14\right)4(47x2−27x+19)−7(x2+9x−14)Solution:(7x2−108x+76)+(−7x2−63x+98)=0x2−171x+1747x^2-108x+76)+(-7x^2-63x+98)=0x^2-171x+1747x2−108x+76)+(−7x2−63x+98)=0x2−171x+174.= -171x + 174