mayahzurey
mayahzurey mayahzurey
  • 01-08-2018
  • Mathematics
contestada

Please help with number 10! Thank you

Please help with number 10 Thank you class=

Respuesta :

claudettoterohil
claudettoterohil claudettoterohil
  • 01-08-2018

Question 12. ).

Solve:

- 5x + 5 + 4x^2 = 0

Simplify both sides:

4x^2 - 5x + 5 = 0

Step 2.): Use Quadratic Formula:

a = 4, b = - 5, c = 5

x = - b +/- sqrt b^2 - 4ac/2a

x = - ( - 5) +/- sqrt ( - 5)^2 - 4(4)(5) / 2(4)

x = 5 +/- sqrt - 55/8

Answer: No Real Solutions

Hope that helps!!!!! : ) sorry couldn't help with the rest. My brain has to rejuvenate, at a stand still right now.

Answer Link

Otras preguntas

Decide whether the statement is true or false. Write a sentence to explain your choice. 1. A historian can only trust certain sources of evidence 2.All primary
the steppes of Ukraine and southern Russia are important for what reason
sand dunes cover about _____ percent of the land in the sahara. a. 10 b. 25 c. 75 d. 50
which of the following is an electronic device that measures ph? a. a ph meter b. a molarity meter c. a hydroxide meter d. a hydronium meter
“How many colors are there in the United States flag?” is NOT a statistical question.
I need to know 7 and 8
I really need help with number one
What is the difference between mass and weight
who opposed the loaning of money at interest? a.the catholic church b.king edward c.king john d.commoners
in which order (first to last) were the following countries invaded by Britain?