Answer:
If un= 3n+2, find u, and u Show that u n+1-Un= 3. 2. (i) If un=n2-3, find u , u ... If un= 3 + n(n-1), show that unti-un= 3n2-n. ... Sn=[a+(n-1)d] + [a + (n - 2)d] +.
Step-by-step explanation:
Forty its not rocket science
7
Step-by-step explanation:
3(5)+4(-2)
15 +-8
=7
hope this helped
Answer:
Hadley jogged a total of 1,320 yards.
Step-by-step explanation:
Change all mixed numbers to improper fractions. Invert (flip) the second fraction, placing the bottom number on top and the top number on the bottom; then change the division symbol to a multiplication symbol. Multiply the fractions, and reduce if necessary.