Hello,
sin (30°)= cos (60°)=1/2 (complementary angles)
sin D= cos E
Answer C
sorry for taking your points
(-3) - (-3) = - 6
3 + (-3) = 0
Answer:
A. { }
Step-by-step explanation:
Absolute value cannot be less than zero.
-4 < 0
There is no solution for x, ∈, R.
Hope this helps.
