How do we calculate the vertex of a quadratic in standard form?
1 answer:
Answer:
y = a
+ b x + c .
Step-by-step explanation:
Also (How to do it!):
We can find the vertex of a quadratic equation with these steps:
Get the equation in the form y = ax2 + bx + c.
Calculate -b / 2a. This is the x-coordinate of the vertex.
To find the y-coordinate of the vertex, simply plug the value of -b / 2a into the equation for x and solve for y.
You might be interested in
I think it’s A Substitution
Answer:
You distribute the 2 to all numbers in the 3rd step
Step-by-step explanation:
DISTRIBUTION: you must distribute the outside number to all the inside numbers in the parentheses.
C 20ft, shoukd be the answer.
Answer:
He drive for 385 miles
Step-by-step explanation:
11hrs = 605 miles
1hr = 55 miles
7hr = 55 × 7
= 385 miles
Answer:
2x^2-18x
Step-by-step explanation: