the square of a natural number is 6 more than 5 times that number. what is the number
Answers
Answered by
0
Answer:
6
Step-by-step explanation:
n^2=5n+6
n^2-5n-6=0
this is a quadratic equation. we need to find roots.
n^2-6n+n-6=0
n(n-6)+1(n-6)=0
(n+1)(n-6)=0
n will either be -1 or 6.
but we have to find a natural number.
so n=6
Answered by
0
Step-by-step explanation:
5(x^2)=6
x^2=(6/5)
x
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