03:21

Find value of a for quadratic equation x^2 (a^2 +a -6)x -a -1 =0 with two different real solutions

04:02

Determine range of a given two different quadratic equations, two different solutions, one solution

03:27

Determine value of a for quadratic equation (a+2)x^2 -2ax +a -1 =0 with real number solutions

02:38

Find value of a for equation x^2 -4a +3a =0 with two real number solutions with different signs.

03:01

Find value of a for quadratic equation ax^2 +2x +3 =0 with two different negative real solutions

02:57

Find value of a for quadratic equation x^2 -3x +2a =0 with two different positive real solutions

04:15

Find value of a for quadratic equation (a-1)x^2 +2(a-1)x + (a+1) = 0 with real number solutions

03:56

Find value of a for quadratic equation 2x^2 +(2a-1)x +a^2 +1/4 =0 with real number solutions

06:29

Find value of a for 2 quadratic equations with conditions, has double root, two real solutions.

03:44

Find value of a for quadratic equation (a+3)x^2 -2ax +a -1 =0 with two different real solutions

03:59

Find value of a for quadratic equation x^2 +3ax -2a + 3 =0 with only one real solution.

03:07

Find value of a for quadratic equation x^2 +5x +a = x +2 with no real solution.

07:04

State number and number of solutions for quadratic equations kx^2 -(k+5)x +1 =0, 3x^2 -x -k^2 =0

04:31

State number and type of solutions for quadratic equations 4x^2 -4x +1 =0, -x^2 +x -5 = 0.

07:02

Find value of (a-b)/(a^2 -b^2) when quadratic equ ax^2 + 3x -3b =0 has solutions x = -1 + - sqrt(5)

04:26

Find value of (a+b)/ab when quadratic equation x^2 -3x +1 = 0 has solutions x = (a + - 2 sqrt(b))/2

03:54

Find value of b/a when quadratic equation 3x^2 -5x +1 =0 has solutions x = a + - sqrt(b).

04:52

Find value of ab when quadratic equation ax^2 +5x +2 =0 has solutions x = (-5 + - 2 sqrt(b))/4.

04:36

Find value of a-b when quadratic equation 2x^2 -8x +1 =0 has solutions x = (a + - 3 sqrt(b))/6.

04:27

Find the value of a+ b when quadratic equation (2x +1)^2 = 3 has solutions x = a + - b sqrt(3).

04:49

Solve quadratic equation (x +3)(2x +6) = 5 using quadratic formula

04:55

Solve quadratic equation -(x-1)^2/2 +x = 0.4(x+1) using quadratic formula

03:08

Solve equation using quadratic formula (x+2)^2 +3(x+2)^2 -2 =0.

02:29

Solve equation using quadratic formula (x+1)^2 = 3(x+2).

04:11

Find constant a for quadratic equation x^2 -ax-2b^2 =0 with two different solutions x = 4 + sqrt(2a)

03:05

Find constant a for quadratic equation x^2 +ax +b =0 with real number solution x = 1 + sqrt(2).

03:09

Find constant a for quadratic equation x^2 +2ax + b =0 that has double root at x = 3.

02:50

Find constant a for quadratic equation x^2 + x + a =0 with two number solutions x =2, x = b.

04:39

Find constant a for quadratic equation x^2 + (a+1)x + (a+3)/2 =0 that has a double root.

03:56

Find constant a for quadratic equation 3x^2 -x +a =0 that has no real number solution

04:06

Find constant a for quadratic equation ax^2 +x +2 =0 that has one real number solution.

03:06

Find constant a for quadratic equation x^2 +3x +3a =0 that has two real number solutions.

02:11

Find the range of constant a for quadratic equation (x+2)^2 = a +2 that has no real number solution

02:17

Find value of p+q when solution to -(x+1)^2 +5 =0 is x = p plus minus sqrt(q).

02:27

Find value of p+q when solution to quadratic equation 3(x-1)^2 =4 is x = p plus minus sqrt (q).

04:12

Find value of p+q when solution to quadratic equation-2x^2 + 5x +1 = 0 is x = p + - sqrt(q).

04:20

Find constant k for quadratic equation with double root, 1/3 x^2 +(k+1)x +8 =0.

02:34

Find constant k for quadratic equation with double root x^2 + kx + (k-1) =0.

03:29

Find constant k for quadratic equation with double root 2x^2 + 3x + k -5 = 0.

03:09

Find the constant k for quadratic equation with double root kx^2 + 3x +2 =0. Complete the Square

03:36

Find the constant k for quadratic equation with double root (3x -4)^2 -k^2 =0. Complete the Square

02:59

Find the constant k for quadratic equation with double root x^2 + 2x +k^2 = 0. Complete the Square

03:26

Solve quadratic equation using perfect squares -x^2 -3x +5 =0.

05:14

Solve quadratic equation by using perfect squares. 2x^2 + 5x =7.

02:48

Find value a/2 for linear equation f(x) = 1/2 x +5 with condition f(a/2) = -a.

02:34

Find value of f(1) for linear equation f(x) = 2ax +1 with condition f(-1) = 3.

03:32

Find constant k for quadratic equation with double root. x^2 -kx +5 =0.

04:30

Solve quadratic equation by using perfect squares. 3x^2 -4x +1 =0.

02:54

A quadratic equation x^2 -x +1 = 0 has two solutions. Evaluate (1-a)(1-b) + (2 -a)(2-b).

03:00

Solve quadratic equation by using perfect squares. x^2 -3x +3 = 0.

02:28

Solve equation involving absolute value |x-2| - |5-x| =0.

04:09

Solve equation involving absolute value |x-4| + |x+2| =10.

02:51

Solve equation involving absolute value |x-3| = 5x +2.

03:03

When 1/a = 2 and 1/b = -3, and a*b = ab^2 + a^2 b, find value b*a. Unfamiliar Symbols

03:54

Find greatest value of a when solution to (2x -5a)/3 +x +4 = 8 is a negative integer.

03:56

Find value of a/(2b) when solving equation 3x -5a = 2bx +6 for a, b is true. Equate coefficients

07:16

Find the value of a when ratio solution to equation 1 to solution to equation 2 is 1 to 4, 1:4

03:02

Find value of (5a - 3ab + 5b)/(a-b) when 1/a -1/b = 3 and ab does not equal zero.

02:44

Find value of 3a -4 when solution of equation 2ax +5 =-3 is half solution to equation x-5= 3x +7

03:23

Find value of ab when solution of equation 3x -2= ax -4 is -1, and equation 1/2 x + b = ax +3 is -2