Question

Which of the following sets of numbers could represent the three sides of a right triangle?

\{23,32,40\}
\{8,15,16\}
\{42,56,70\}
\{20,21,28\}

Answer 1

Answer:

{42,56,70}

Step-by-step explanation:

a^2 + b^2 = c^2

42^2 = 1764

56^2 = 3136

70^2 = 4900

3136 + 1734 = 4900

Answer 2

find the multiplicative inverse of

1. 3‐³

2. 10‐¹