2^x + 2^x - 3 = 722 * 2^x - 3 = 722^(x+1) - 3 = 722^(x+1) = 75x+1 = log2(75)x ≈ log2(75) - 1x ≈ 6.228 - 1x ≈ 5.228
Ответ: x ≈ 5.228
2^x + 2^x - 3 = 72
2 * 2^x - 3 = 72
2^(x+1) - 3 = 72
2^(x+1) = 75
x+1 = log2(75)
x ≈ log2(75) - 1
x ≈ 6.228 - 1
x ≈ 5.228
Ответ: x ≈ 5.228