01-10-2017
Mathematics

contestada

The quadratic x^2-6x+66 can be written in the form (x+b)^2+c, where b and c are constants. What is b+c?

Please help me!!!!!!!!

Respuesta :

mathmate mathmate

01-10-2017

Complete the square!

x^2-6x+66
=((x-3)^2-9) + 66
=(x-3)^2+57
so
b=-3, c=57
b+c=-3+57=54

Answer Link

Otras preguntas

A) 240 cm 2 B) 270 cm 2 C) 318 cm 2 D) 348 cm 2

why do you think Romes patricians were so concerned when theplebeians elected their own council?

I need help I struggle with these

to refuse to purchase goods in order to protest

Need help due tomorrow!!!!

Which of the following is NOT a fossil fuel? Oil Coal Wood Natural gas

ind the area of a circle whose circumference is 31.4 centimeters. Approximate Π as 3.14.

What Is 10 x 5 Divided By 9. + 10 ?

How does Dr. Jekyll’s confession reveal the struggle between the good and evil sides of his character? Check all that apply. It provides the chemical formula ne

Metamorphosis by Frank Kafka One morning, when Gregor Samsa woke from troubled dreams, he found himself transformed in his bed into a horrible vermin. He lay on