The solution of inequality | 2x-1 | x about X

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• 1. Log log with root 2 as base, logarithm of root 3 × log with root 3 as base, logarithm of root 4 × logarithm of root 7 as base, logarithm of root 8 =? There are many more questions Wood has a log
• 2. After the decimal point of 1.08 is removed, the number will be more than the original []. To remove the "0" at the end of 180 is to reduce 180 to its original [] Hurry up
• 3. There is an integer that is not 0. Reduce 10 and remove the decimal point. Add 3 times of this number, which is 8 less than 2 times of 17.5. What is this number?
• 4. Add a percent sign after a number, and the number will be reduced to one percent. Is it right or wrong?
• 5. Add a percent sign after 4, and the number will be reduced by 1 / 100
• 6. Add a percent sign to a number (except 0), and the number will be reduced by 100 times
• 7. Add a percent sign after a number, and the number will be reduced by 100 times?
• 8. Add a percent sign after 3, and the number will be reduced to the original () why
• 9. There are 54 students in class 6 (2). Eight out of nine students passed the final math test last semester. What's the passing rate
• 10. Rewrite the following fractions into percentages. [except for the inexhaustible percentages, keep one in front of the small tree, two-thirds, seven ninths, nine fourths
• 11. It is known that the set M = {f (x) | has a real number x0 in the domain, such that f (x0 + 1) = f (x0) + F (1) holds} Let f (x) = in (A / 2 ^ x + 1) ∈ m, find the value range of real number a PS: it's a / (2 ^ x) and then add 1 to the equation as a whole
• 12. Let x1x2 be the two roots of equation 2x2 + 4x-1, and find the absolute value of x1-x2
• 13. The ratio of the two ratios is reciprocal to each other, and the two ratios are proportional to each other
• 14. Given that the real numbers x and y satisfy the equation x + 2Y = 6, when 1 ≤ x ≤ 3, the value range of Y − 1 x − 2 is obtained
• 15. Solving equations, solving mathematical problems, 7 / 10x-3 / 17-20x equals 1
• 16. Three sides of a known triangular pyramid p-abc PA.PB.PC If the area of the three sides is s1.s2.s3 ', then the volume of the triangular pyramid?
• 17. Solution equation: 3.9x + x = 9.8 34-5x+48=10.6
• 18. Given that the two sides of a triangle are 5cm and 7cm respectively, find the value range of the third side?
• 19. Given a + B = 4, A-B = - 3, find the value of negative half a & # 178; + Half B & # 178
• 20. Given the set a = {X & sup2;, x, XY}, B = {1, x, y}, and a = B, find the values of real numbers x and y