Advertisements
Advertisements
प्रश्न
If log x = a and log y = b, write down
10a-1 in terms of x
उत्तर
10a-1 in terms of x
log x = a
⇒ x = 10a
∴ 10a-1
= `(10^"a")/(10) = x/(10)`.
APPEARS IN
संबंधित प्रश्न
If x = log 0.6; y = log 1.25 and z = log 3 - 2 log 2, find the values of :
(i) x+y- z
(ii) 5x + y - z
If a2 = log x, b3 = log y and 3a2 - 2b3 = 6 log z, express y in terms of x and z .
If log`( a - b )/2 = 1/2( log a + log b )`, Show that : a2 + b2 = 6ab.
If log√27x = 2 `(2)/(3)` , find x.
If m = log 20 and n = log 25, find the value of x, so that :
2 log (x - 4) = 2 m - n.
Solve for x: `("log"289)/("log"17)` = logx
State, true of false:
logba =-logab
If 2 log x + 1 = log 360, find: x
Express the following in a form free from logarithm:
3 log x - 2 log y = 2
Prove that: `(1)/("log"_8 36) + (1)/("log"_9 36) + (1)/("log"_18 36)` = 2
