Answer:

Step-by-step explanation:

When bases are same for exponents and it is multiplication, then add the exponents.


Answer:
Step-by-step explanation:
(4 - 7i) + (1 - 2i)
4 - 7i = 1 - 2i
collect like terms
4 - 1 = -7i + 2
3 = -5i
A moving sidewalk at an airport moves at a rate of 1.7 ft/sec. Walking on the moving sidewalk, a person travels 104 ft forward in the time it takes to travel 52 ft in the opposite direction.
Answer:
x² + 3x - 10
Step-by-step explanation:
(x-2)(5+x)
5x + x² -10 -2x
simplifying:
x² + 3x - 10