Answer: D (-∞, ³⁄₂)
1. Find non - negative values for radicals. x ≤ ³⁄₂
2. Find undefined (singularity) points. x = ³⁄₂
3. Combine real regions and undefined points for final domain.
Final answer: x < ³⁄₂
Answer: 10x - 15y because 5(2x) = 10x and 5(-3y) = -15y
Answer:
Angle congruent to ∠WZY is ∠WXY