Question

help please! Use mathematical induction to prove that the statement is true for every positive integer n. Show your work.
2isafactorofn2 -n+2

Answer 1

-n=-1 so -n+2 =1

Answer 2

so that would be the answer? @ImJRF

Answer 3

i think it would be 1

Answer 4

could you help me with one more? @ImJRF

Answer 5

A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true. Show your work.
Sn: 2isafactorofn2 +7n

Answer 6

1 is a factor of 2

Answer 7

is the problem sn: 2 is a factor of n 2+7n

Answer 8

yes

Answer 9

@ImJRF

Answer 10

im working it out right now

Answer 11

if n=1 then 1 ÷ 2 = 0.5
t your answer is 0.5

Answer 12

and change the first answer i gave you for the first question to -0.5

Answer 13

so the first question i asked is also 0.5
?

Answer 14

not 1?

Answer 15

no is not 1 its -0.5