H7anna9bmomsimmoni H7anna9bmomsimmoni

02-07-2016
Mathematics

contestada

what is the discriminant of the quadratic equation 0 = –x2 4x – 2? a.–4 b.8 c.12 d.24

Respuesta :

nobillionaireNobley nobillionaireNobley

03-07-2016

x^2 - 4x + 2
d = b^2 - 4ac, where a = 1, b = -4 and c = 2
d = (-4)^2 - 4 x 1 x 2
d = 16 - 8
d = 8

Answer Link

ashp451 ashp451

05-05-2021

Answer:

B.) 8

Step-by-step explanation:

Answer Link

Otras preguntas

When a number is divided into by 8,9,and 6 the remainders are 7, 8 and 5 respectively. Find the number

The radius of a circle is 7 metres. What is the length of a 135° arc?

Rearrange x = 3g + 2 to make g the subject.

Re-write each verb and object into an usted or ustedes command with a direct object pronoun. Place the pronoun in the correct location and add an accent to the

Solve: 12x- +5x-4-_ = 172x+6 O x=2 0 x==5 O x=2 x=-5 no solution

Read this excerpt from Kinnell's poem "Vapor Trail Reflected in the Frog Pond": And I hear, coming over the hills, America singing, her varied carols I hear: cr

Please Answer this question! I would be very grateful!

Given the six rational numbers below, come up with the greatest sum, difference, product and quotient, using two of the numbers for each operation. -5 1/2 ,3

ASAP!!What language techniques does writer Mary Shelley use to develop the character of Frankenstein? specifically this extract.

A 208.1 mL sample of gas exerts 574.6 mm Hg pressure at 44.4 ºC. What pressure does it exert at 68.1 ºC if the volume expands to 401.5 mL? a. 320 b. 457 c. 190