May 1, 2021 · Divide both sides of the equation by 8x to obtain a cubic equation in, say, v , and then substitute that value of v back into the original ...
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How do I solve this exponential equation 27x+12x=2⋅8x 27 x + 12 x = 2 ⋅ 8 x ? 27^x+12^x=2⋅8^x \implies (\frac{27}{8})^x + (\frac{12}{8})^x = 2 \implies (\ ...
May 21, 2015 · Let us consider 3^x as 'a' and 2^x as b. So the entire equation can be represented in alphbetical form as a(b^2)+(a^3)=2*(b^3)
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Oct 8, 2022 · The unknowns are in the exponent. You can bring them down by taking the logarithm of both sides of ...
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Apr 13, 2021 · How do I solve a problem where the exponents are added or subtracted? I just can't understand it. Ex: 27^x-4=3^2x-6. If you can tell me the ...
Feb 5, 2022 · Given: 27^(x - 2) = 3^(x + 6). Find: x. Plan: If the bases are equal then the exponents are equal. 27^(x - 2) = 3^(x + 6). 27^(x - 2) ...
Feb 3, 2024 · Awnon Bhowmik's answer takes a good approach (substituting y=8x−4x2 y = 8 x − 4 x 2 ), but he correctly notes that the algebra gets messy if ...
Take the logarithm (base-3) of both sides: x = log_3(81) x = 4 Begin counting the sequential multiplications by 3 required to equal 81: 3, 9, 27, ...
How do we solve this exponential equation: 5×2x−3×2x−1=224 ? https://www.quora.com/How-do-we-solve-this-exponential-equation-5-times2-x-3-times2-x-1-224.
Aug 25, 2021 · We will first bring the equation into the form Y=XeX Y = X e X (with X X being an expression containing x x and Y Y being an expression not ...