Home
Class 9
MATHS
If 3^(4x)=(81)^(-1) and (10)^(1//y)=0.00...

If `3^(4x)=(81)^(-1)` and `(10)^(1//y)=0.0001`, find the value of `2^(-x)xx(16)^(y)`.

Text Solution

Verified by Experts

The correct Answer is:
`1`
Promotional Banner

Topper's Solved these Questions

  • INDICES (EXPONENTS)

    ICSE|Exercise 4 Marks Questions|9 Videos

  • ICSE EXAMINATION PAPER 2020

    ICSE|Exercise SECTION - B |21 Videos

  • INDICES [EXPONENTS]

    ICSE|Exercise EXERCISE 7 (C)|19 Videos

Similar Questions

Explore conceptually related problems

If 3^(4x)=(81)^(-1) and 10^(1/y)=0. 0001 , find the value of 2^(-x+4y)

If 3^(4x)=(81)^(-1)and(10)^((1)/(y))=0.0001, value of 2^(-x) xx 16^(y) .

If 3x-7y=10\ and x y=-1, find the value of 9x^2+49 y^2

If x = 2 and y = 1, Find the value of (-4x^(2)y^(3)) xx (-5x^(2)y^(5)) .

If 2^(x) = 4 xx 2^(y) and 9 xx 3^(x) = 3^(-y) , find the values of x and y.

If 2x- 3y= 10 and xy= 16 , find the value of 8x^(3)- 27y^(3)

If 8^(x) xx 4^(y) = 32 and 81 ^(x) xx 27 ^(y) = 3 , find the value of x and y

If 3x + 4y= 16 and xy= 4 , find the value of 9x^(2) + 16y^(2)

Let y=mx+c be a common tangent to (x^(2))/(16)-(y^(2))/(9)=1 and (x^(2))/(4)+(y^(2))/(3)=1 , then find the value of m^(2)+c^(2) .

If (2.3)^x=(0.23)^y=1000 , then find the value of 1/x-1/y .