A positive number is 30 less than its square. Find the number.
1 answer:
<span><span>x = x^2 - 30
or
x^2 - x - 30 = 0
Factors to
(x-6)(x+5) = 0
x = +6 is the positive number</span></span>
You might be interested in
Answer:
3.23
Step-by-step explanation:
6.26+6+3.41=15.67
15.67/7=3.23
I have mentioned time 7 sec from 3 to9
Apply Pythagoras:
length = sqrt( (10--4)² + (6-3)² ) = sqrt(205)
All you do is subtract what John is spending from the amount he has. 20.43-15.39= $5.04
The price for one ticket is 8$
