Answer:
1. 180° ∑triangle angles=180°
2. 2x
3. 52°
Answer:
Take 16.28 x 8%. You get $1.30 so add 16.28 to 1.30 to get 19.58
Step-by-step explanation:
Step-by-step explanation:
(x²-1)(x+1)≥0
As it has two multiples,
Therefore,
Either,
x²-1≥0
x²≥0+1
x²≥1
x≤√1
x≤1
Or,
x+1≥0
x≥-1
Step-by-step explanation:
p(A)={Ø,{2}{3},{2,3}
