lex23425 lex23425

02-05-2020
Mathematics

contestada

i need help fastttttttttttttt

i need help fastttttttttttttt class=

Respuesta :

uqyokxyzdbbkyedtcr uqyokxyzdbbkyedtcr

02-05-2020

Answer:

X = 1 ± √(-1)²+4(7)(9) / 2(7)

Step-by-step explanation:

7x² = 9+x

7x²-x-9 = 0

X = 1 ± √(-1)²-4(7)(-9) / 2(7)

X = 1 ± √(-1)²+4(7)(9) / 2(7)

Answer Link

Otras preguntas

Which part of speech is the underlined word in the sentence? The underlined word is FROM I'll bring you the extra chair from the office. A. adjective B. verb

the area of the base of a pyramid is 18 square yards. the height of the pyramid is 5 yards what is the volume of the pyramid

If atoms are made up of smaller particles, such as protons, neutrons, and electrons, then why are atoms considered the smallest particles of an element?

Do the technical changes of today have the same kind of impact on daily life as the changes of the early 1800s?

what effect does an increase in atmospheric carbon dioxide, the most common greenhouse gas, have on global warming?

What is 4/9 - 2/15 in simplest form

TRUE OR FALSE? The genetic code is determined by the SIZES of the nitrogen bases.

A coelom is _____. a. an arrangement of organs b. a cavity filled with fluid c. layers of tissue d. an inner lining of tissue

Dorothy types 120 words per minute. How many words does Dorothy type in 1.75 minutes?

Ava is 23 cm taller than olivia, and olivia is half the height of Lucas. if Lucas is 1.78 m tall, how tall are Ava and olivia? express their heights in centimet