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Can someone mark my answer? (AS Mechanics)

Can someone mark my answer? (AS Mechanics)

ℓove

Can someone who do mechanics maths check if my answer is right for the question in the image attached? Also if it isn't right can you let me know what I did wrong? Thanks.

I hope my handwriting is legible by the way.

FullSizeRender.jpg37.2KB

Reply 1

AlexS101

Slightly wrong (first part is right second part should be ^1/2 not -1/2

Reply 2

ℓove

Original post by AlexS101

Slightly wrong (first part is right second part should be ^1/2 not -1/2

Okay thanks.

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