Answer:
Contradiction
Step-by-step explanation:
Contradiction
Answer:
AA, AD, AC, AB (or flipped)
BB, BD, BC, BA (or flipped)
CD, CA, CB, CC (or flipped)
DA, DC, DD, DB (or flipped)
Step-by-step explanation:
8 • 7 - 4 =
Step-by-step explanation:
We have x = -3 or x = 7.
We may verify that these are both solutions to |x-2| = 5:
• |(-3) - 2| = |(-5)| = 5.
• |(7) - 2| = |5| = 5.