Answer:
Step-by-step explanation:
1. f(x)= x^2+10x+25
a) (-5,0)
c)x=-5
2. image attached
a) when finding the zeros or roots of the quadratic
3. the discriminant of a polynomial is a quantity that depends on the coefficients and determines various properties of the roots.
a) b^2-4ac
Answer:
x=5
Step-by-step explanation:
We want the x value when the output is 3
This occurs at -7 and at 5
We want the x value other than -7 so x=5
Answer: 1,885.10
Step-by-step explanation:
I think you just add them all and then round right
The correct answer is y = 11
because:
2y + 7 = 3y − 4
−y + 7 =−4
Subtract 7 from both sides.
−y + 7 − 7 = − 4 − 7
−y = −11
Divide both sides by -1.
y = 11
