The twice the square of a natural number is increased by 8, the number is equal to 458more than the number.  Select: A) 3 B) 6 C) 8 D) 12 E) 15
Explanation:   Let the number be x. Then,   2x2 +8 = 458   =&gt; 2x2 = 450 =&gt; x2 - 225   =&gt; x = 15   Answer: Option 15
<result>E</result>
The twice the square of a natural number is increased by 8, the number is equal to 458more than the number.