Answer:
There's 2 solution, x= -1 and x= 2
Step-by-step explanation:
27
This is because 18* of 23 is 4.14 which rounds to 4, and 23 + 4 = 27.
I would say C 9 because the only term with a 9 in it is 9f4g
Answer:
40 mi/h
Step-by-step explanation:
I hope this helps a lot
Answer:
a(6)=2430
Step-by-step explanation:
a(1)=10
a(n)=3×a(n-1)
This is a geometric sequence, with ratio=3
a(2)=3×a(1)=3×10
a(3)=3×a(2)=3²×10
a(6)=3⁵×20=(27×9)×10=243×10=2430
