paul3850
paul3850
02-06-2021
Mathematics
contestada
Please solve with explanation
Respuesta :
goyangi
goyangi
02-06-2021
(7a^2 + 2a - 3)(4a^2 - 1) = 28a^4 +ma^3 - 19a^2 - 2a + 3
4a^2(7a^2 + 2a - 3) - 1(7a^2 + 2a - 3) = 28a^4 +ma^3 - 19a^2 - 2a + 3
28a^4 + 8a^3 - 12a^2 - 7a^2 - 2a + 3 = 28a^4 +ma^3 - 19a^2 - 2a + 3
28a^4 + 8a^3 - 19a^2 - 2a + 3 = 28a^4 +ma^3 - 19a^2 - 2a + 3
Cancel all the same terms
8a^3 = ma^3
Therefore, m = 8
Answer Link
VER TODAS LAS RESPUESTAS ( 68+ )
Otras preguntas
Write essay studying abroad is waste of time and money. To what extent do you agree with this statement
Which is defined as a cell structure made of DNA that gives all of the master instructions for the cell? a. centromere b. chromosome c. allele d. gene
How does population density differ among coastal areas, highlands, drylands, cold lands, and hot lands within the United States?
look at the image for the question
look at the image below forr the question plz
The inequality 1 ≤ 2x − 5 is true for all values of x in which of the following sets?1. 0, 1, and 22. 1, 2, and 33. 2, 3, and 44. 3, 4, and 5
Find a 101 of the sequence 5, 8, 11, .... A. 302 B. 311 C. 305 D. 308
An entry in the Peach Festival Poster Contest must be rectangular and have an area of 1200 square inches. Furthermore, it's length must be 20 inches longer than
Help me please………………………
Jordan took a business trip from New York to Denver. She spent two days in travel, conducted business for nine days, and visited friends for five days. She incu
