if you don't know the answer don't answer
Attachments:
Answers
Answered by
3
Answer:
1) 5
2) 1
3) 3
4) -2
pls flw me
Answered by
4
Answer:
(i) 2(-1) - 7
= -2 -7
= -9
(ii) -(-1) +2
= 1 + 2
= 3
(iii) (-1)² + 2(-1) + 1
= 1 - 2 + 1
= 0
(iv) 2(-1)² -(-1) - 2
= 2 + 1 -2
= 1
Hope it's help you
Have a nice day
Similar questions