Lgx power of x = 10 ball x
Take the common logarithm on both sides: lgx * lgx = 1,
So lgx = - 1 or 1,
So x = 1 / 10 or 10
RELATED INFORMATIONS
- 1. Let a and B be the two roots of the equation (lgx) ^ 2-lgx ^ 2-2 = 0. Find logab (note a is the subscript. B is the superscript. + logba (Note b is the subscript. A is the superscript) =?
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- 4. On the equation of X, does the square of X, the square of X + 2aX + a = 4 have two unequal real roots? Why?
- 5. It is known that the equation (a + b) x ^ 2-2ax + a = 0 about X has two unequal real roots x1, X2, and the parabola y = x ^ 2 - (2a + 1) x + 2a-5 is the same as X axis It is known that the equation (a + 2) x ^ 2-2ax + a = 0 about X has two unequal real roots x1, X2, and the two intersections of the parabola y = x ^ 2 - (2a + 1) x + 2a-5 and the X axis are located on both sides of the point (2,0). (1) find the value range of the real number a; (2) find the value of a when the absolute value of X1 plus the absolute value of X2 is equal to two root signs 2
- 6. If M is a real number and the opposite number of a root of equation x2-3x + M = 0 is a root of equation x2 + 3x-3 = 0, then the root of equation x2-3x + M = 0 is a real number___ .
- 7. 1x2+2x3+3x4+4x5+.+15x16
- 8. 2 = 1 * 2,2 + 4 + 6 = 12 = 3 * 4,2 + 4 + 6 + 8 = 20 = 4 * 5,... Calculate 2002 + 2004 + 2006 +... + 2050 according to the above formula
- 9. Observation: 2 = 1 * 2, 2 + 4 = 6 = 2 * 3 = 12 = 3 * 4, 2 + 4 + 6 + 8 = 20 = 4 * 5,..., calculation: 2002 + 2004 + 2006 +... + 2050
- 10. 20051×2+20052×3+20053×4+20054×5+… +20052004×2005=______ .
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- 12. -What is the x-th derivative of 3?
- 13. The value of the derivative of the function y = x2lg2 + 2 to the x power lgx at x = 1 is
- 14. Finding the derivative of lgx + SiNx of y = C
- 15. To solve the rational number formula: - 32 × (- 1 / 2) to the third power + (- 1 / 27) × (- 3) to the second power
- 16. Given the M & # 178; - 3 power + m + 1 of the first-order function y = (m-2) x, several problems are raised to solve the function expression, To be complete We need to raise a few more questions
- 17. Verification: no matter what the real number of M is, the straight line (2m-1) x - (M = 3) y - (M-11) = 0 is constant over a certain point, and the fixed-point coordinates are obtained
- 18. There is only one root for the quick verification equation SiNx = X
- 19. SiNx = 1 / 2, find the expression of X
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