endrody endrody

07-06-2016
Mathematics

contestada

please help me solve for x
2x^2+13x+6=0

Respuesta :

apologiabiology apologiabiology

07-06-2016

remember
if ab=0, assume that a and/or b=0

factor
trial and error
(2x+1)(x+6)=0
set each to zero

2x+1=0
minus 1 both sides
2x=-1
divide both sides by 2
x=-1/2

x+6=0
minus 6
x=-6

x=-1/2 or -6

Answer Link

Otras preguntas

If sales volume decreases and all other factors remain unchanged the contribution margin ratio will decrease

what is 39529304+53490583-435934853

what was her fathers proffesion

Name two reasons matshikiza provides for the end of civilisations

Find the domain and range of the relation.

User The great pyramid at giza has a square base with side lenght 755 ft and an original height of 481 ft determine its orignal surface area to the nearest squa

who can set the salary for the president

Are 26 and 27 corresponding angles if allb and clld? Explain. 1/2 4 69 3. 8 a b 6 5 e -d

9. Diagram shows a quadrant PQRS and a sector of a circle with centre at R.calculate (a) the perimeter of the shaded region; (b) the area of the shaded region.

Bảng cân đối kế toán Năm tài chính 360 ngày - Tỷ số thanh toán nhanh: 0.8 lần - Tỷ số nợ: 80% - Vòng quay tài sản: 1.5 lần - Vòng quay tồn kho: 5 lần - Kỳ thu t