Seudónimo Seudónimo

01-04-2015
Mathematics

contestada

2x squared plus negative 5 - 10 equals zero

Respuesta :

Panoyin Panoyin

01-04-2015

2x² + (-5) - 10 = =
2x² - 5 - 10 = 0
2x² - 15 = 0
   + 15 + 15
   2x² = 15
   2 2
   x² = 7.5
      x ≈ 2.74

Answer Link

Аноним Аноним

01-04-2015

X² will be 7.5 i think the person who answered it below did a very good job congratulation

Answer Link

Otras preguntas

Determine the rate of change of each graph.

Find four consecutive integers whose sum is 17802.

???? Help plz ?…. It’s a grade

All living thinks share the same basic characteristic that make them different from nonliving thinks. Brainstorm what characteristic all living thinks might hav

what does it seem like King George thinks will come next for the new American leaders?

1.) 6x + 3x^2 - x - x^2 2.) 5 + 2x + y + 2x - 1 3.) 2x + 2y + x^2 - x + x^2 please solve this

PLEASE HELP Identify the equation of the graph

a cake weighing 2560kg was cut into smaller pieces each weighing 640g.how many small pieces of cakes were there

How long do you think it would take to create a canyon as deep as the Grand Canyon? Explain your reasoning.

Help anyone can help me do this question,I will mark brainlest.