Answer:
The roots are 0, 3 and 4.
Step-by-step explanation:
x^3-7x^2-12x = 0 Take out x:
x(x^2 - 7x - 12) = 0 Factor the expression in the brackets:
x(x - 3)(x - 4) = 0
x = 0 or x - 3 = 0 or x - 4 = 0, so
d. 54
Answer: 147 square feet.
Step-by-step explanation: 7x7x3= 147 square feet.
$1,161.18 (assuming if interest rate is 3%)
Kindly check the attached picture for explanation