Alnaafiya Alnaafiya

03-03-2022
Mathematics

contestada

for p(x) = 5x^3-2x^2+3x-6.is x=-1 is a root of p(x)?is x=1 is a root of p(x)

Respuesta :

ganjilaya2019 ganjilaya2019

03-03-2022

Answer:

just x = 1 is a root.

Step-by-step explanation:

p(-1) = 5(-1)³ - 2(-1)² + 3(-1) - 6 = -5 - 2 - 3 - 6 = -26

so x= -1 isn't root for p(x)

p(1) = 5(1)³ - 2(1)² + 3(1) - 6= 5 - 2 + 3 - 6= 0

so x = 1 is a root for p(x)

Answer Link

Otras preguntas

Which expression is equivalent to (ab8)4?

Tulips can be reproduced asexually from bulbs or be grown from seeds, though starting from seed takes 7 to 10 years to cultivate a mature plant and bulbs. How d

In the Particle theory of matter, particles in solid are held tightly and Fixed Position they are strongly attracted to each other. Particles are in Particles h

What is an example of militarism being used in a good way

Pinunong militar ng mga sumerian

A firm has net income of $51,400, depreciation of $32,000 and taxes of $23,000. What is the firm's operating cash flow?

WILL GIVE BRAINLIEST IF ANSWERED FAST!!!

The perimeter of a rectangle is 80x. The base is two times the height. In terms of x what are the dimensions of the rectangle

The sum of first 6 terms of an ap is 42. the ratio of its 11th term to its 33th term is 1: 3. calculate the first term of an ap. 9=2

WILL GIVE BRAINLIEST IF FAST!! GIVE GOOD REVIEWS FOR CORRECT ANSWERS!