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If 5-332-8-225, then the value of :x is3.22r-822(A) 3(c) 2S/2/211-A(B) 4(D) 5 |
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Answer» 5^x-3. 3^2x-8 = 225We can write 225 as follows:-225 = 3 × 75 = 3 × 3 × 25 = 3 × 3 × 5 × 5∴ 5^x-3. 3^2x-8 = 5²×3²Compare both,5^x-3=5² | 3^2x-8=3²Bases are equal exponents must be equal.x-3=2. | 2x-8=2x=5. | 2x=10,x=5 Therefore,the value if x is 5 |
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