What is 2 times (a + 1) times a + 1?

What is 2 times (a + 1) times a + 1?


2 times (a + 1) times (a + 1)
=2(a+1)^2



How much is x multiplied by 100%


X



How many is 105 × 14-1089 △ 99


105×14-1089÷99=1470-11=1459