Answer:
<em>2x^2 - 7x - 4</em>
Step-by-step explanation:
Given the expression f(x) = (2x+1)(x – 4)
To write it in standard form, we need to factorize it
(2x+1)(x – 4)
= 2x(x) - 2x(4) + x - 4
= 2x^2 - 8x + x - 4
= 2x^2 - 7x - 4
<em>hence the expression in standard form is 2x^2 - 7x - 4</em>
Answer:
a) 0.25x
b) (0.25x+5)*3
Step-by-step explanation:
Answer:
The watered area is approximately 3783 square feet.
Step-by-step explanation:
The area that is watered due to the rotation of the spankler is a circular section area (), whose formula is:
Where:
- Water distance, measured in feet.
- Rotation angle, measured in sexagesimal degrees.
Given that and , the watered area is:
The watered area is approximately 3783 square feet.
Answer:
8x + 11
Step-by-step explanation:
2x + 5 + 6x + 6
2x + 6x + 5 + 6
8x + 11
Answer: 82 degrees
Step-by-step explanation: