જો ${2^x} = {4^y} = {8^z}$ અને $xyz = 288$ હોય,તો $\frac{1}{{2x}} + \frac{1}{{4y}} + \frac{1}{{8z}}$ ની કિંમત શોધો.

  • A
    $11/96$
  • B
    $11/48$
  • C
    $11/24$
  • D
    $11/8$

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જો ${a^x} = {(x + y + z)^y}$,${a^y} = {(x + y + z)^z}$,અને ${a^z} = {(x + y + z)^x}$ હોય,તો:

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જો $\frac{\log x}{b - c} = \frac{\log y}{c - a} = \frac{\log z}{a - b}$ હોય,તો નીચેનામાંથી કયું સાચું છે?

જો $a^2 + 4b^2 = 12ab$ હોય,તો $\log(a + 2b)$ શું થાય?

જો $x = \frac{\sqrt{5} + \sqrt{2}}{\sqrt{5} - \sqrt{2}}$ અને $y = \frac{\sqrt{5} - \sqrt{2}}{\sqrt{5} + \sqrt{2}}$ હોય,તો $3x^2 + 4xy - 3y^2$ ની કિંમત શોધો.

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