If the vertices of triangle qrs have coordinates q(1, −2), r(3, −2), and s(2, −4), which coordinates are the coordinates of the vertices of triangle qꞌrꞌsꞌ when triangle qrs is reflected across the x-axis?
a. qꞌ(−1, −2), rꞌ(−3, −2), sꞌ(−2, −4)
b. qꞌ(1, 2), rꞌ(3, 2), sꞌ(2, 4)
c. qꞌ(2, 1), rꞌ(2, 3), sꞌ(4, 2)
d. qꞌ(2, −4), rꞌ(6, −4), sꞌ(4, −8)

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?