If the polynomial g (x) = x3 -(2a-b)x2 +7x+2 and h (x) = x3 + 4x2 +(a+b)x +2 are equal, find the value of a and b. Please answer it fast. ...I need to finish my homework now. ​

If the polynomial g (x) = x3 -(2a-b)x2 +7x+2 and h (x) = x3 + 4x2 +(a+b)x +2 are equal, find the value of a and b. Please answer it fast. ...I need to finish my homework now. If the polynomial g (x) = x3 -(2a-b)x2 +7x+2 and h (x) = x3 + 4x2 +(a+b)x +2 are equal, find the value of a and b. Please answer it fast. ...I need to finish my homework now.