Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#5526 2017-05-22 21:20:15

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,102

Re: Oral puzzles

Hi;

The solution #3784 is correct. Excellent, zetafunc!

#3785. Determine the nature of the roots of the following quadratic equation:

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#5527 2017-05-23 03:50:46

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,069
Website

Re: Oral puzzles

Offline

#5528 2017-05-23 15:20:26

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,102

Re: Oral puzzles

Hi;

The solution #3785 is correct. Neat work, zetafunc!

#3786. Determine the nature of the roots of the following quadratic equation:
(x - 2a)(x - 2b) = 4ab.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#5529 2017-07-04 00:14:58

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,069
Website

Re: Oral puzzles

Offline

#5530 2017-07-04 01:33:16

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,102

Re: Oral puzzles

Hi;

The solution #3786 is correct. Neat work, zetafunc!

#3787. Determine the nature of the roots of the following quadratic equation:

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#5531 2017-07-04 01:52:53

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,069
Website

Re: Oral puzzles

Offline

#5532 2017-07-04 14:08:01

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,102

Re: Oral puzzles

Hi;

The solution #3787 is correct. Excellent, zetafunc!

#3788. Determine the nature of the roots of the following quadratic equation:

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#5533 2017-07-09 03:04:19

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,069
Website

Re: Oral puzzles

Offline

#5534 2017-07-10 13:52:24

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,102

Re: Oral puzzles

Hi,

The solution #3788 (two values) are correct. Excellent, zetafunc!

#3789. Determine the nature of the roots of the following quadratic equation:

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

Board footer

Powered by FluxBB