Question

can you send the answer of the ,(b,(c

Answer 1

1.
=(-1/6)^3-4=>(-1/6)^-1

=(-6/1)^1
=>-6 ans

2.
(-3/7)^-5-(-3)
=(-3/7)^-5+3
=(-3/7)^-2
=>(-7/3)^2
=49/9 ans.

Answer 2

Q-a)

$11 ^{7} \div {11}^{4}$


$= \frac{11 ^{7} }{11^{4} }$

$= {11}^{3}$


Q-b

Given

$( \frac{ - 1}{6} ) ^{3} \div ( \frac{ - 1}{6} )^{4}$

You can extend it or directly cancel out power

$= 1 \div ( \frac{ -1 }{6} )$

$= - 6$

Q-c


$( \frac{ - 3}{7} )^{ - 5} \div ( \frac{ - 3}{7} )^{ - 3}$

$= ( \frac{ - 3}{7})^{ - 2}$

$= ( \frac{7}{ - 3} )^{2}$
=49/9


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