AdegbiteDolapo AdegbiteDolapo

03-09-2021
Mathematics

contestada

find the sum of the following 7x³+5x²-2x+1 and 8x³-4x+4-12

Respuesta :

rijarafiquee rijarafiquee

03-09-2021

Answer:

15x³ + 5x² - 6x - 7

Step-by-step explanation:

(7x³+5x²-2x+1) + (8x³-4x+4-12)

(7x³ + 5x² - 2x + 1) + (8x³ - 4x + 4 - 12)

7x³ + 5x² - 2x + 1 + 8x³ - 4x + 4 - 12

7x³ + 8x³ + 5x² - 4x - 2x + 1 - 12 + 4

15x³ + 5x² - 6x - 7

Answer Link

Otras preguntas

what is gene G responsible for in these fruit flies?

During which stage of meiosis would you find haploid cells with 1/4 as much dna as its mother cell?

find the exact value of the 8th term of the geometric sequence: 648,216,72,24? 8/27 8/9 8/2481 .30

when does the chunk of ice have the most potential energy?

Which set of numbers could represent the lengths of the sides of a right triangle? a.7, 24, 25 b.8, 9, 10 c.9, 11, 14 d.15, 18, 21

What percent of $750 is $225?

how do you do angle pairs

what was a military state?

how to use substitution for 4x+3y=13 and x+y=4

Choose three of the following questions to ask Moses, Jesus, and Muhammad: •Why is the Holy Land an important site for your faith? •What is your perspective or