They are -9 and 8. because since 9 times 8 is 72, you need the 9 to be negative to add to -1
0.41666666666 is 36 divided by 86.4
Answer: f(x) = 61(3.5)^x
Step-by-step explanation:
This is what the variables always mean in the function:
a = initial value
b = growth factor
x = time
Then, you just plug them in! Hope this helps.
Answer:
270 in
Step-by-step explanation:
the least amount of fabric she would need is equal to the area of the mat
the mat is in the shape of a rectangle
Area of a rectangle = length x width
15 x 18 = 270 in²
