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secondary 4 | A Maths
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Nelson Loo
Nelson Loo

secondary 4 chevron_right A Maths chevron_right Singapore

Anyone out there knows wht is correct ans?

Date Posted: 4 years ago
Views: 204

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Wee Yong Geng, Eldric
Wee Yong Geng, Eldric's answer
63 answers (Tutor Details)
1st
Answer would be (c)! For the steps:
(1) log on both sides, such that the power of a is brought down to the coefficient
(2) division on both sides by lg(a) and manipulating subject to obtain c/b on one side
(3) multiply both sides by b to get c as the subject