rpasie199 rpasie199

19-06-2017
Mathematics

contestada

How many real solutions does the equation have?

-x^2+9x-7

Respuesta :

ghanami ghanami

20-06-2017

hello :
-x^2+9x-7 =0
delta = b²-4ac =9²-4(-1)(-7) = 81-28 = 53>0
two reals solutions

Answer Link

Otras preguntas

what is the value of 3 in 630

During the epidemic, early warning circulated widely. I need help analyzing each words part of speech in the sentence

97 is 10% of what number

What's the symbol for lipids?

Accepting your coworkers for who they are is called

The table shows how Levon spends his time at the gym. Over the course of a week, he wants to spend 600 minutes at the gym. How much more time will he spend li

Profit is __________. of no interest to the entrepreneur the reward of entrepreneurship always possible for a new company the difference between the revenues fr

how do you change 2.11 into a mixed number in simplest form

What is 572 rounded to the nearest hundred

In Crivelli's Madonna of the Swallow, aside from the Madonna and the Christ Child, the major figures are A. Saint Sebastian and Saint Jerome. B. Saint George an