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secondary 4 | A Maths
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Adrian Yip
Adrian Yip

secondary 4 chevron_right A Maths

part iii. Thanks in advance.

Date Posted: 3 years ago
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Tham KY
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5127 answers (Tutor Details)
Adrian Yip
Adrian Yip
3 years ago
why is it -4?
Tham KY
Tham KY
3 years ago
Differentiate v gets a, the acceleration.
The power of the denominator is "-2", the 'inside'of the denominator's bracket is 2t, after differentiated both, get -2*2=-4