Question

4 7,10 13,16,19 22,25,28,31 Write the next two lines of the pattern above and calculate the the first and last terms of the 20th line of the pattern

Answer 1

Answer:

next to lines of pattern are 34 and 37

Step-by-step explanation:

as all are adding three numbers

Answer 2

Answer: next two terms 34 and 37

first term=4

last term of 20th line=60

Step-by-step explanation:

for 20th term =4+19(3)=60

formulaes:

a+(n-1)d

a=4

n=20

d= 7-4= 3