Advertisements
Advertisements
प्रश्न
Solve for x : (a3x + 5)2. (ax)4 = a8x + 12
Advertisements
उत्तर
(a3x + 5)2. (ax)4 = a8x + 12
⇒ a6x + 10 + 4x = a8x + 12
If bases are the same, powers are also same
⇒ 10x + 10 = 8x + 12
⇒ 2x = 2
⇒ x = 1
APPEARS IN
संबंधित प्रश्न
Solve for x : (49)x + 4 = 72 x (343)x + 1
Solve : 4x - 2 - 2x + 1 = 0
Solve for x:
`(81)^(3/4) - (1/32)^(-2/5) + x(1/2)^(-1).2^0 = 27`
Solve for x : 3(2x + 1) - 2x + 2 + 5 = 0
Prove that : `((x^a)/(x^b))^( a + b - c ) (( x^b)/(x^c))^( b + c - a )((x^c)/(x^a))^( c + a - b)`
Evaluate the following:
`(2^3 xx 3^5 xx 24^2)/(12^2 xx 18^3 xx 27)`
Evaluate the following:
`(4^3 xx 3^7 xx 5^6)/(5^8 xx 2^7 xx 3^3)`
Show that : `(1)/(1 + "a"^("p"- "q")) + (1)/(1 + "a"^("q"- "p")`
If ax = by = cz and abc = 1, show that
`(1)/x + (1)/y + (1)/z` = 0.
If 2400 = 2x x 3y x 5z, find the numerical value of x, y, z. Find the value of 2-x x 3y x 5z as fraction.
