Which of the following expressions is equivalent to the sum of $(r^{3}+5r^{2}+7)$ and $(r^{2}+8r+12)$ ?

Mashaal Masha

Feb 25, 2024

Which of the following expressions is equivalent to the sum of $(r^{3}+5r^{2}+7)$ and $(r^{2}+8r+12)$ ?

Difficulty: Easy

r^{5}+13r^{3}+19

2r^{3}+13r^{2}+19

r^{3}+5r^{2}+7r+12

r^{3}+6r^{2}+8r+19

ID: 65db796c94fbe38fff4e2dce