Author Topic: Can the scale factor of sheer or stretch be negative ?? (Read 1635 times)

Exam_Terrified · « **on:** May 12, 2009, 10:43:21 pm »

So, that if my answer is negative, do i put the answer postive ??

astarmathsandphysics · « **Reply #1 on:** May 12, 2009, 10:47:20 pm »

Yes it can. It moves to the other side of the centre of enlargement.

Exam_Terrified · « **Reply #2 on:** May 12, 2009, 10:52:18 pm »

Quote from: astarmathsandphysics on May 12, 2009, 10:47:20 pm

Yes it can. It moves to the other side of the centre of enlargement.

no, i meant sheer or stretch, i know about enlargement.

astarmathsandphysics · « **Reply #3 on:** May 13, 2009, 01:55:44 am »

When youstretch you still need a direction of stretch starting from a certain point. I think therefore that it would be negastive if stretched by the same facture in the other direction.

sweetsh · « **Reply #4 on:** May 13, 2009, 10:09:14 pm »

Till now I cant handle the shear and enlargement thing in transformations thing!

7ooD · « **Reply #5 on:** May 14, 2009, 12:01:02 am »

dude chill yes it can it will be behind the invariant line if you know the transformation matrix then u can easily substitute the factor wiz costant value k

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Author Topic: Can the scale factor of sheer or stretch be negative ?? (Read 1635 times)

Exam_Terrified

Can the scale factor of sheer or stretch be negative ??

astarmathsandphysics

Re: Can the scale factor of sheer or stretch be negative ??

Exam_Terrified

Re: Can the scale factor of sheer or stretch be negative ??

astarmathsandphysics

Re: Can the scale factor of sheer or stretch be negative ??

sweetsh

Re: Can the scale factor of sheer or stretch be negative ??

7ooD

Re: Can the scale factor of sheer or stretch be negative ??