laurasmith676 laurasmith676

11-07-2017
Mathematics

contestada

quadtric equation x 2 + 3x = 10

Respuesta :

wolf1728 wolf1728

11-07-2017

x^2 + 3x - 10 = 0
a=1 b=3 c= -10
Solving by the quadratic formula:
x = -3 +- sq root (3*3 -4*1*-10) / 2*1
x = -3 +- sq root (9 +40) /2

x1= (-3 +7 )/ 2 = 2
x2 = (-3 -7)/ 2 = -5

Answer Link

Otras preguntas

carbohydrates with a ketone group as their mostoxidized functional group are called

How does a terry towel compared to a microfiber towel?

What figure of speech is used in the statement below "Social status always dictate who is to greet whom ........ '

Which geometric series converges to 2/3?a) (2/3 + 4/9 + 8/27 + dots)b) (1/3 + 2/9 + 4/27 + dots)c) (2/9 + 4/27 + 8/81 + dots)d) (4/9 + 8/27 + 16/81 + dots)

Factor 5x4 + 20x2 + 35x² + 140x by grouping

a set of hardware resources that has been allocated for virtualization to run a noperating system called

what is the rt for this disease, assuming that these four days represent the full infectious

a 1 inch x 2 inch copper sheet has 70um thickness a) what is its sheet resistance

drawing a conclusion with little to no data is known as what

Calculate the heat of reaction for the reaction 5C(s) + 6H₂.a) Exothermicb) Endothermicc) Isothermald) Adiabatic