4.3,5,6,7(N)

QUADRATIC EQUATIONS. : QUADRATIC EQUATIONS. CHAPTER – 4 EXERCISE – 4.3

QUESTION 5:-In a class test, the sum of Shefali’s marks in Mathematics and English is 30. Had she got 2 marks more in Mathematics and 3 marks less in English, the product of their marks would have been 210. Find her marks in the two subjects. : QUESTION 5:- In a class test, the sum of Shefali’s marks in Mathematics and English is 30. Had she got 2 marks more in Mathematics and 3 marks less in English, the product of their marks would have been 210. Find her marks in the two subjects.

QUESTION 6:-The diagonal of a rectangular field is 60 meters more than the shorter side. If the longer side is 30 meters more than the shorter side, find the sides of the field. : QUESTION 6:- The diagonal of a rectangular field is 60 meters more than the shorter side. If the longer side is 30 meters more than the shorter side, find the sides of the field.

QUESTION 7:-The difference of squares of two numbers is 180. The square of the smaller number is 8 times the larger number. Find the two numbers. : QUESTION 7:- The difference of squares of two numbers is 180. The square of the smaller number is 8 times the larger number. Find the two numbers. THANK’S.