2^x+2 × 3^x-1=288 find the value of x
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Answer:
x= 1
Step-by-step explanation:
2^x – 2 × 3^x – 1 = 288
2^x – 6^x = 288 + 1
4^x = 289
{(2)²}^x = (17)²
(2)²^x = (17)²
2x = 2
x = 1
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