Step-by-step explanation:
(72)¹⁴³ ≡ x (mod 7)
Since 72 ≡ 2 (mod 7),
72³ ≡ 2³ (mod 7) ≡ 1 (mod 7).
Therefore (72)¹⁴³ = (72³)⁴⁷ * (72²)
≡ 1⁴⁷ * 4 (mod 7) ≡ 4 (mod 7).
The answer is A.
Answer:
<h3>x =1</h3>
Step-by-step explanation:
Answer:
3690
Step-by-step explanation:
it has the nearest tenth value is 90
Here’s if you need it written out
Answer:
77
Step-by-step explanation:
½ × base × height
½ × 11 × 14 = 77 units²
