Question

Evaluate:-
i) (3/5)-²
ii) (-3)-³
iii) (2/7)-⁴​

Answer 1

Answer:

(3/5)^-2

=75

(-3)^-3

=-0.0370...

(2/7)^-4

=4802

Answer 2

Step-by-step explanation:

$( { \frac{3}{5} })^{ - 2} \\ \frac{ - 3 \times - 3}{ - 5 \times - 5} = \frac{9}{25}$

2.

${( - 3)}^{ - 3} \\ 3 \times 3 \times 3 \\ 27$

$3.( { \frac{2}{7} })^{ - 4} \\ \frac{ - 2 \times - 2 \times - 2 \times - 2}{ - 7 \times - 7 \times - 7 \times - 7} = \frac{16}{2401}$

hope it helpful to you

mark brainliest