Answer:
700 cubic ft
Step-by-step explanation:
25*4=100
7*100=700
Answer:
Number B: 4x+1
Step-by-step explanation:
I used synthetic division instead, But hope this helps.
The parametric equations seem to describe a circle of radius 3. Its area will be
A = πr² = π·3²
The appropriate choice seems to be
D. 9π
Answer:
480
Step-by-step explanation:
Sn = n÷2 × (2a + (n-1)d)
n = 20 a = -14 d = 4
S20 = 10 × (-28 + 19 × 4) = 480