benginasmart123 benginasmart123

09-10-2019
Mathematics

contestada

What is the vertex of y=3x^2-30x+77 ?

Respuesta :

altavistard altavistard

09-10-2019

Answer:

(5, 2)

Step-by-step explanation:

Use the formula x = -b/2a to find the x-coordinate of the vertex:

x = -(-30) / [2(3)] = 30/6 = 5.

Evaluating the given function at x = 5, we get y = 2.

Thus, the vertex is at (5, 2).

Answer Link

Otras preguntas

Under what conditions will light bend?

a lamp rated 100w 220 v is connected to mains electric supply . what current is drawn from the supplyy line, if the voltage is 220 v?

What is pericardium. Name the instrument used to measure blood pressure .

radium has a half life of 1660 years. If the initial amount of radium is 200 grams, how much will remain in 500 years?

What is meant by anterior and posterior region in our body?

Draw velocity-ime graph for uniform moion of an object , when initially body is at rest.

Name the physical quantity measured by the velocity-time graph?

Please solve equation -3x2+243=0

PLEASE ANSWER THESE : Use a calculator to find the cube root of -250 correct to 2 decimal places.

Robert's family _________ the fireworks from their front lawn.fill in the blank with the correct word.a.) watchesb.) watch