Question

7. निम्नलिखित श्रेणी की अगली संख्या है
50, 120, 170, 288, 362,7
(1) 528
(2)531
(3) 530
(4) 529​

Answer 1

Explanation:

${7}^{2} = 49 + 1 = 50 \\ {11}^{2} = 121 - 1 = 120 \\ {13}^{2} = 169 + 1 = 70 \\ {17}^{2} = 289 - 1 = 288 \\ {19}^{2} = 361 + 1 = 362$

${23}^{2} = 529 - 1 = 528$