
Regardless of the sign of

, we have
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(never negative). But multiplying by -1 makes it negative.
On the other hand,

which can never be negative for real

.
Answer:
ist the question
Step-by-step explanation:
write question first
24/36
There are 36 students from 14-17 in total. 24 skip breakfast so. 24/36
C) 3:1
For every 3 people who prefer band A toothpaste 1 person preferred band B toothpaste:
3 to 1=3:1.
Answer:
∠2 = 18°
Step-by-step explanation:
∠WXZ = ∠1 + ∠2 ← substitute ∠1 = 3∠2
∠WXZ = 3∠2 + ∠2, that is
72 = 4∠2 ( divide both sides by 4 )
18 = ∠2, that is
∠2 = 18°