GROWTH DEVELOPMENT CHILD
SUMMATIVE ASSESSMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Complete the following sequence:1, 3, 7, 15, 31, 63, ____, ____
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127, 255
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126, 254
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94, 157
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120, 250
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Explanation:
Detailed explanation-1: -So, the next number is (255 x 2) + 1 = 511. Was this answer helpful?
Detailed explanation-2: -Detailed Solution Hence, “127” is the correct answer.
Detailed explanation-3: -What is the recurrence relation for the sequence 1, 3, 7, 15, 31, 63, …? Explanation: The recurrence relation for the sequence 1, 3, 7, 15, 31, 63, … should be an = 3an-1−2an-2.
There is 1 question to complete.