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secondary 3 | E Maths
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secondary 3 chevron_right E Maths chevron_right Singapore

hi, is this correct? is its wrong could someone please explain to me why? thank you so much!

Date Posted: 1 year ago
Views: 211

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25^(3x-2) = 5^-1
Your mistake is 25 = 5⁵, it should be 5²

25^2(3x-2)=5^-1
2(3x-2) = -1
6x -4 = -1
6x = 3
X = 0.5
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Tzu En
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1 year ago
Ahh thank you sm!!