Question

evaluate: (5^-1 * 8^2)/(2^-3 * 10^-1)​

Answer 1

Answer:

4/25

Step-by-step explanation:

(5∧-1*8²)(2∧-3*10∧-1)

(1/5*64)(1/8*1/10)

64/5*1/80=4/25

Answer 2

Answer:

${5}^{ - 1} \times {8}^{2} \div {2}^{ - 3} \times {10}^{ - 1} = - 5 \times 8 \times 8 \div - 8 \times - 10 = - 5 \times 64 \div 80 = - 320 \div 80 = - 4$