trxppical trxppical

04-07-2017
Mathematics

contestada

Determine the number of solutions of 2x2 + 3x = 0.

Respuesta :

konrad509 konrad509

04-07-2017

[tex]\Delta=3^2-4\cdot2\cdot0=9[/tex]

[tex]9\ \textgreater \ 0[/tex] so, there are two solutions

or simply by solving

[tex]2x^2+3x=0\\ x(2x+3)=0\\ x=0 \vee x=-\dfrac{3}{2} [/tex]

Answer Link

Otras preguntas

Humpty Dumpty weighed 160 pounds. If Humpty Dumpty broke in to 8 equal pieces, how much did each piece weigh

Jake used integers to record his costs and earnings from selling homemade muffins. He spent $16 on ingredients. He earned $125 from selling the muffins.

Explain the factors which influence the location of industries.

What’s the answer for IJG

Can you make 7/8 to a improper

use the domain {-4, -2, 0, 2, 4} the codomain [-4, -2, 0, 2, 4} and the range {0, 2, 4} to create a function that is niether one-to-one nor onto

What happens if it rains but infiltration cannot occur?

EDU 2020 log6^15= 1.511 Write log146−log14 3/2 as a single logarithm ANSWER A Expand logw xz . ANSWER C

Henry Heavtweight weighs 1000 N and stands on a pair of bathroom scales so that one scale reads twice as much as the other. What is the greater scale reading?

a quadtratic equation that has x intercepts of -8,0 and 2,0 and has a vertical stretch of 3