Question: Find the product. Simplify your answer.
-7(-r² + 1)
(1) 7r² – 7
(2) -7r² – 6
(3) -7r² – 7
(4) 8r² – 5
Solution:
Find the product.
-7(-r² + 1)
-7(-r²) + -7(1) Apply the distributive property
7r² + -7 Simplify
7r² – 7 Rewrite as subtraction
Then the option is (1).
Practice makes perfect. We recommend you to practice topic-wise tests https://rankmadeeasy.com/courses-and-test-series . Our expert team has prepared these tests to help you become confident in each topic.
Our Social Media Presence –
https://youtube.com/@rankmadeeasy
https://www.facebook.com/groups/rankmadeeasy
https://www.facebook.com/RankMadeEasy
https://www.instagram.com/rankmadeeasy1
https://twitter.com/rankmadeeasy