cu8dlativiakal cu8dlativiakal

04-08-2016
Mathematics

contestada

what is the value of k if 2x3 − 3x2 kx − 4 is divided by x − 3 and gives a remainder of −7? −10 −26 10 26

Respuesta :

04-08-2016

Hello,

..........|x^3......|x^2......|x^1......|x^0......
..........|2 .....|-3 ......|k ......|-4 ......
x=3....| .....|6 ......|9 ......|3k+27.
..........|2 .....|3 ......|k+9......|3k+23.

If remainder=-7 then -7=3k+23==>3k=-7-23==>3k=-30==>k=-10

Answer A

Answer Link

Otras preguntas

What is 1984 about? Should I read it?

Triangle ABC has vertices A(−3, 1), B(−3, 4), and C(−7, 1). If ∆ABC is translated according to the rule (x, y) → (x + 4, y − 3) to form ∆A′B′C′, how is the tran

What value of x is in the solution set of the inequality 4x – 12 ≤ 16 + 8x?

brittney griner was released from russian custody earlier this month. which pro sports league does she play in?

Factors that influence standard of living Which of the following factors explains most of the differences in standards of living among countries around the worl

Justin is walking around an area that has few trees and many tall grasses. In which biome is Justin most likely walking? A deciduous forest B grassland C desert

how many distinct sequences of four letters can be made from the letters in problem if each letter can be used only once and each sequence must begin with l and

What is the equation of the line that passes through (-3,-1) and has a slope of 3/5 Put your answer in slope-intercept form.

n the kitchen cupboard, there are three jars containing different items. sugar is to the right of rice and the flour is to the right of the sugar. which one is

A swing set needs repair. The support bar that is at the middle of the A-frame is failing and must be replaced. An image of a swing set is shown with triangle S