17 times a positive integer is more than its square by 70, then the positive integer is
17 times a positive integer is more than its square by 70, then the positive integer is
Answer/Solution
10
Steps/Work
Explanation:
Let the number be x. Then,
17x = x2 + 70
=> x2 - 17x + 70 = 0
=>(x - 7)(x - 10) = 0
=> x = 7 or 10
Answer: B
Let the number be x. Then,
17x = x2 + 70
=> x2 - 17x + 70 = 0
=>(x - 7)(x - 10) = 0
=> x = 7 or 10
Answer: B