Move 4 to the left of f :
4f
Answer:
He set the factored expressions equal to each other. instead of setting them equal to zero
Step-by-step explanation:
f(x) = x^2 + 4x + 3. His work is shown below.
0 = x^2 + 4x + 3
0 = (x + 3)(x + 1)
Here is where we use the zero product property
x+3 = 0 x+1 =0 We do not set them equal to each other
140/100 is the answer to this
Answer:
is<u> Rational</u> because<u> it's a non-perfect square</u>
Answer:

Step-by-step explanation:

