Answer:
4. 52 ft^2
5. 25 ft^2
Step-by-step explanation:
15 -11 To get the width of scrapbooking which is = 4
4 * 13 = 52 ft^2
9 - 4 = 5 ft
5 * 5 = 25ft
Answer:
2x 4 +3x 3 +x 2 −5x−18
Step-by-step explanation:
Answer:
y=x²+8x+20
Step-by-step explanation:
y=(x+4)^2+4
y=(x+4)² + 4
y=(x+4)(x+4)+4
Expanding the bracket
y=(x²+4x+4x+16)+4
y=x²+8x+16+4
y=x²+8x+20