Home
Class 10
MATHS
Find the value of b^(2) - 4ac, if (i) ...

Find the value of `b^(2) - 4ac`, if
(i) `a= 3,b= 9 , c = 6 ` (ii) ` a= 2, b = - 8 , c = 8 `
(iii) ` a= 1, b = 1 , c = 1 `.

Text Solution

Verified by Experts

The correct Answer is:
(i) 9 (ii) 0 (iii) -3
Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATIONS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise ASSIGNEMENT 2.3|7 Videos

  • QUADRATIC EQUATIONS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise ASSIGNEMENT 2.4|8 Videos

  • QUADRATIC EQUATIONS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise ASSIGNMENT 2.1|8 Videos

  • QUADRATIC EQUATION

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise CHALLENGIN QUESTIONS|2 Videos

  • SIMILARITY

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise SUBJECTIVE TYPE|20 Videos

Similar Questions

Explore conceptually related problems

Write the value of alpha + beta and alpha beta , if (i) a = 3, b = 6 , c = 9 (ii) a = 2, b = - 8 , c = 5

Find the value of det[[1,a,a^(2)-bc1,b,b^(2)-ac1,c,c^(2)-ab]]

If A : B = 5 : 6 and B : C = 8 : 9 , find A : B : C

If a^(3) = 1 + 7, 4^(2) = 1 + 5 + b , 5^(3) = 1 + 8 + c , then the value of a + b + c is

Find the value of a^(3)+b^(3)+c^(3)-3abc if 1) a+b+c=8,ab+bc+ca=19 2) a+b+c=5,a^(2)+b^(2)+c^(2)=11

Fill in the blanks (i) If A : B = 2 : 3 and B : C = 4 : 5 then C : A = ……….. (ii) If 16% of A = 20% of B, then A : B = …………. (iii) If A = (1)/(3)B and B = (1)/(2)C , then A : B : C ……….. If A : B = 5 : 7 and B : C = 6 : 11 then A : B : C = ……….

Find the area of the triangle whose vertices are: (i) A(3, 8), B(-4, 2) and C(5, -1) (ii) A(-2, 4), B(2, -6) and C(5, 4) (iii) A(-8, -2), B(-4, -6) and C(-1, 5) (iv) P(0, 0), Q(6, 0) and R(4, 3) (v) P(1, 1), Q(2, 7) and R(10, 8)

If a=1, b=8, c=15, find the value of b^(2)-4ac .

If A : B = 1 : 2, B : C = 3 : 4 and C : D = 5 : 6, then find the value of D : C : B.

Show that the following points are collinear: (i) A(2, -2), B(-3, 8) and C(-1, 4) (ii) A(-5, 1), B(5, 5) and C(10, 7) (iii) A(5, 1), B(1, -1) and C(11, 4) (iv) A(8, 1), B(3, -4) and C(2, -5)