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

2x – 3 = 7. What’s the answer

Find a : b:c. (a) a:b=5:3 and b:c=6:5

a) complete the table of values for y=x^3+x^2-6x b) hence solve the equation x^3 +x^2-6x=0

What does "P" represent on the graph? O the point where equilibrium is achieved O the price at the equilibrium point O the average price of goods sold O the poi

Given ΔMNO, find the measure of ∠MNO. Triangle MNO with segment LM forming a straight angle with segment MO and segment OP forming a straight angle with segment

How do I solve 1.5 to the -2 power or 1.5^-2 (its an exponent) I have had to repost this like 3 times IF YOU ARE NOT SURE THEN DONT ANSWER the answer is .4 repe

When Branch Rickey confronted Jackie with his character flaw, how did Jackie respond? ..........................................................................

Solve the equation below for x. cx- 4 = 7 A. x=11/c B. x=c/3 C. x=3/c D. x= c/11

Can you explain the rate of inflation?

Apply the distributive property to factor out the greatest common factor. 55 + 35