Answer:
d = √(x2-x1)²+(y2-y1)²
Step-by-step explanation:
ans is 5√65 units
What's the problem?
I don't see it
Answer:
= -0.5 + 1.5i
Step-by-step explanation:
Given 3+i divided by -2i ⇒ 
By multiplying the numerator and the denominator by the conjugate of (-2i) which will be equal (2i)
So,
= 
We should know that: i = √(-1) ⇒ i² = -1
∴ 
∴
= -0.5 + 1.5i
Answer:
$25.60
Step-by-step explanation:
To find how much money will be donated, we find how many 0.25's there are in 16 and multiply that by $0.40.
16/0.25=64
64*0.4=25.6
$25.60