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Solve for X: 9x+4 = 32 X (27)X+1 - Mathematics

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प्रश्न

Solve for x:
9x+4 = 32 x (27)x+1

बेरीज

उत्तर

9x+4 = 32 x (27)x+1 
⇒ 9x+4 = 32 x (33)x+1
⇒ `3^(2(x+4) = 3^2 xx 3^(3x+3)`
⇒ `3^(2x+8) = 3^(2+3x+3)`
⇒2x + 8 = 2 + 3x + 3
⇒ 2x + 8 = 3x + 5
⇒ x = 3.

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Solving Exponential Equations
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पाठ 9: Indices - Exercise 9.1

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फ्रँक Mathematics [English] Class 9 ICSE
पाठ 9 Indices
Exercise 9.1 | Q 9.15
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