Let A = R x R and let * be a binary operation on A defined by (a, b) * (c, d) = (ad + bc, bd) for all (a, b), (c,
![Comparison of the linear distances AB, AC, AD, BC, BD and CD measured... | Download High-Resolution Scientific Diagram Comparison of the linear distances AB, AC, AD, BC, BD and CD measured... | Download High-Resolution Scientific Diagram](https://www.researchgate.net/publication/317414998/figure/tbl1/AS:670459129524261@1536861321836/Comparison-of-the-linear-distances-AB-AC-AD-BC-BD-and-CD-measured-in-the-master-model.png)
Comparison of the linear distances AB, AC, AD, BC, BD and CD measured... | Download High-Resolution Scientific Diagram
ad ≠ bc, then prove that the equation (a^2 + b^2)x^2 + 2(ac + bd)x + (c^2 + d^2) = 0 has no real roots. - Sarthaks eConnect | Largest Online Education Community
![In the figure, AD is perpendicular to BD, AC is perpendicular to BC, and AD ≅ BC. Which of the - Brainly.com In the figure, AD is perpendicular to BD, AC is perpendicular to BC, and AD ≅ BC. Which of the - Brainly.com](https://us-static.z-dn.net/files/d5a/45d52d94fcec8af37cc8b0cafa50a449.jpg)
In the figure, AD is perpendicular to BD, AC is perpendicular to BC, and AD ≅ BC. Which of the - Brainly.com
![In given figure ABC is an isosceles triangle with AB = AC and D is a point on AC such that BC^2 = AC × CD . Prove that BD = BC. In given figure ABC is an isosceles triangle with AB = AC and D is a point on AC such that BC^2 = AC × CD . Prove that BD = BC.](https://dwes9vv9u0550.cloudfront.net/images/3945481/5eeebcb0-691c-4a0d-945c-ec3149a938a9.jpg)