#1076 2017-04-13 20:00:06

ganesh

Administrator

Registered: 2005-06-28

Posts: 23,305

Re: Compute the solution:

Hi;

.

636. Find the area of a triangle whose vertices are A(3,2), B(11,8), and C(8,12).

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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.

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: Compute the solution:

Hi;

---

In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

ganesh

Administrator

Registered: 2005-06-28

Posts: 23,305

Re: Compute the solution:

Hi;

The solution 636 is perfect. Excellent, bobbym!

637. Solve:

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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.

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: Compute the solution:

Hi;

---

In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

ganesh

Administrator

Registered: 2005-06-28

Posts: 23,305

Re: Compute the solution:

Hi;

The solution 637 (two values) is correct. Neat work, bobbym!

638. If

are the zeroes of the quadratic polynomial

, find the value of

.

---

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.

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: Compute the solution:

Hi;

---

In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

ganesh

Administrator

Registered: 2005-06-28

Posts: 23,305

Re: Compute the solution:

Hi;

The solution 638 is correct. Brilliant!

639. If 1 is a root of the quadratic equation

and the quadratic equation

has equal roots, find the value of b.

---

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.

zetafunc

Moderator

Registered: 2014-05-21

Posts: 2,109

Website

Re: Compute the solution:

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LearnMathsFree: Videos on various topics.
New: Integration Problem | Adding Fractions
Popular: Continued Fractions | Metric Spaces | Duality

NakulG

Member

Registered: 2014-09-02

Posts: 186

Re: Compute the solution:

Hi;

622. Evaluate:

.

Hi, Can someone show me the working for the above question?

Thanks
Nakul

zetafunc

Moderator

Registered: 2014-05-21

Posts: 2,109

Website

Re: Compute the solution:

Try expanding

where

are coefficients you should try to determine.

---

LearnMathsFree: Videos on various topics.
New: Integration Problem | Adding Fractions
Popular: Continued Fractions | Metric Spaces | Duality

NakulG

Member

Registered: 2014-09-02

Posts: 186

Re: Compute the solution:

Thanks it worked :-)