1) 5t^2 (1 + 6t)
2) 4x^3y^5 (5x + 2y)
3) (5r + 6x)(5r - 6x)
4) (x + 10)(x - 10)
5) (x - 3)^2
6) (x -5)(x - 3)
7) 3(16r^3 + 9)
8) 8(c^3 + 8d^3)
9) (2r - 125)(4r^2 + 250r + 15625)
10) (c + 3)(c - 1)
Answer:
The percentage decrease is -33.93%
Step-by-step explanation:
Firstly we check if there is an increase or decrease
Since we went from 5.5 million to 3.7 million, that is a decrease
Percentage decrease = (3.7 - 5.6)/5.6 * 100%
= -1.9/5.6 * 100% = -33.93%
There are 479001600 different ways the first 12 letters of the alphabet can be arranged.
Step-by-step explanation:
2y³z²
2(-1)³(3)²
=2(-1)(9)
=-18