Answer:
A = x^2 + 5x - 14
Step-by-step explanation:
A = L × W
A = (x+7) × (x-2)
A = x^2 + 7x - 2x - 14
1. x^1/3(x^1/2) =
2. x^1/3(2x^2) =
3. = +
Answer: 120
7854 cm²
3.14 x 50² = 7850
I think c but I'm not sure