12.9986 would be the answer from a calculator but I'd say it's 12.9. Hope this helped!
1. 34.8 2. 127.2 the other ones
Answer:
idk theother formulas besides the first so here I will just answer what ik to attempt to help
Step-by-step explanation:
rise over run
rise/run
Answer:
1. 1458
2. 500 or -500
Step-by-step explanation:
1. a4=54, a5=162
r = 162/54 = 3
a7 = a5 × r²
= 162 × 3² = 1458
2.a4=-4, a6=-100
r² = -100/-4 = 25
r = +/- 5
a7 = a6 × r
= -100 × +/- 5
= +/- 500
