If one of roots of x^2 + ax + 4 = 0 is twice the other root, then the value of ‘a’ is

If one of roots of x² + ax + 4 = 0 is twice the other root, then the value of ‘a’ is

A) 8√2

B) √2

C) -3√2

D) -2√2

Monjur Alahi

4 views

2025-01-04 04:42

0 Answers

Related Questions

If one root of x^2 – 8x + 13 = 0 is 4 + √3,then the other root is …………….

2 Answers 4 Views

If one root of x^2 – 8x + 13 = 0 is 4 + √3,then the other root is …………….

2 Answers 4 Views

If one root of the quadratic equation x^2 – 4x + 1 = 0 is 2 + √3, then the other root is …………

2 Answers 4 Views

If one root of the quadratic equation x^2 – 4x + 1 = 0 is 2 + √3, then the other root is …………

2 Answers 4 Views

If one root of 3x^2 + 2x + k = 0 is the reciprocal of the other, then the value of k is

2 Answers 4 Views

If the sum of the roots of the quadratic equation 3x^2 + (2k + 1) x – (k + 5) = 0 is equal to the product of the roots, then the value of k is

2 Answers 4 Views

If one of roots of x^2 + ax + 4 = 0 is twice the other root, then the value of ‘a’ is

2 Answers 4 Views

For a quadratic equation, 3 + √5 is one root. The other root must be

2 Answers 5 Views

For a quadratic equation, 3 + √5 is one root. The other root must be

2 Answers 6 Views

In a double slit experiment, instead of taking slits of equal widths, one slit is made twice as wide as the other then in the interference pattern.

2 Answers 4 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)