Samacheer Kalvi Math Solution for Exercise 3.15

This page Samacheer Kalvi Math Solution for Exercise 3.13 is going to provide you solution for every problems that you find in the exercise no 3.15

Samacheer Kalvi Math Solution for Exercise 3.15

(1) Solve the following quadratic equations by completing the square.

(i) x² + 6 x - 7 = 0   Solution

(ii) x² + 3 x + 1 = 0    Solution

(iii) 2 x² + 5 x - 3 = 0     Solution

(iv) 4 x² + 4 b x - (a² - b²) = 0   Solution

(v)  x² - (3 + 1) x + 3 = 0      Solution

(vi) (5 x + 7)/(x - 1) = 3 x + 2  Solution

(2) Solve the following quadratic equations using quadratic formula 

(i) x²- 7x + 12 = 0     Solution

(ii) 15x²- 11 x + 2 = 0      Solution

(iii) x + (1/x) = 2 ½     Solution

(iv) 3 a²x² - ab x - 2b² = 0  Solution

(v) a (x² + 1) =  x(a² + 1)         Solution

(vi) 36 x² - 12 a x + (a² - b²) =  0      Solution

(vii) [(x - 1)/(x + 1)] + [(x - 3)/(x - 4)] = 10/3   Solution

(viii) a² x² + (a²- b²)x - b²= 0    Solution




HTML Comment Box is loading comments...
















Recent Articles

  1. SAT Math Videos

    May 22, 24 06:32 AM

    sattriangle1.png
    SAT Math Videos (Part 1 - No Calculator)

    Read More

  2. Simplifying Algebraic Expressions with Fractional Coefficients

    May 17, 24 08:12 AM

    Simplifying Algebraic Expressions with Fractional Coefficients

    Read More

  3. The Mean Value Theorem Worksheet

    May 14, 24 08:53 AM

    tutoring.png
    The Mean Value Theorem Worksheet

    Read More