adalyn264
adalyn264
01-04-2021
Mathematics
contestada
I’m so confused help pls
Respuesta :
Jsf09
Jsf09
01-04-2021
Step-by-step explanation:
A: n(n+1) = 72
B
n^2 + n = 72
n^2 + n -72 =0
(n+9)(n-8) = 0
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
Which of the following best describes the poet who wrote Beowulf? a. Anglo-Saxon b. Victorian c. Romantic d. None of the above
what portions of 5/n=1.5/1.8
When two lines intersect to form two angles, what conjecture can you make about the pair of angles that are next to each other?
An unknown igneous rock has very small crystals. The rock _____.
What term describes the study and evaluation of human conduct based on moral principles? A. ethics B. Hippocratic Oath C. non-malfeasance D. Nuremberg Code
Who was president during the Berlin Airlift? A. Franklin Roosevelt B. Dwight Eisenhower C. Herbert Hoover D. Harry Truman
The earth's land surface is becoming insufficient to support the growing world population. a. True b. False
17/16 as a mixed number
The _________ were nobles who advised princes in Kievan Russia. a. russkias c. boyars b. patriarchs d. veches
In a caste system, status is determined by birth and is lifelong. a. True b. False
