3 - 5x - 2x = 3 - 7x
( 3 - 7x )2 = 9 - 42x + 49x2
14
4
200
5 to the second power
It then equals 1/81
It equals 200 because 20x20 equals 200
The answer is 1, whatever the value of a.
36
82 = 64.
Two to the fifth power multiplied by three to the second power equals 288.
16807
Yes, 14 to the second power or 14 squared, equals 196.