hello :
the quadratic function is :
<span> f(x) = a(x-1)(x+1)
but ; f(0) = -6</span>
a(0-1)(0+1) = -6
-a = -6
a=6
<span>the equation is : 6(x-1)(x+1) = 0</span>
The magnitude of vector (-7,-5) =
=

<span>vector as the sum of unit vectors = -7 i - 5 j</span>
Exponential eqation solution
Answer:
It will take 48 minutes to water all parts of her lawn.
Step-by-step explanation:
Each section runs for an equal amount of time
3 sections have run for 36 minutes
36 divided by 3 is 12, meaning each section runs for 12 minutes
12 times 4 is 48