Answer:
A ∩ B = The empty set
A U C = {x│x < 1 or x = 5}
B ∩ C = {x│x=5}
Answer:
r > -1.
Step-by-step explanation:
2r - 1⅔r ＞ -⅓
1/3 r > -1/3
r > -1/3 / 1/3
r > -1.
Answer:
Expand:
x^2+7x-2x-14
Answer:
x^2+5x-14
Step-by-step explanation:
Answer:
x = 17.2
Step-by-step explanation:
cos 35 = x/21
0.8192(21) = x
x = 17.2
