Question

10, what was his total at the end
3. Find the value of
0 1201 - 1-81
() 1 - 471-1-231
h) 1-431-1231-1-661
7​

Answer 1

Answer:

Correct option is

A

1

Given,

3

4x

=(81)

−1

3

4x

=(3

4

)

−1

3

4x

=3

−4

By comparing powers

4x=−4

∴x=−1

10

y

1

=0.0001

10

y

1

=10

−4

By comparing powers

y

1

=−4

∴y=−

4

1

Now 2

−x+4y

=2

−(−1)+4(−

4

1

)

=2

1−1

=2

0

=1