If the square of a number is 49 out of 36, then the number is_____ .

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• 1. On the limit problems of Higher Mathematics If the real number B satisfies | B | 1, LIM (1 + B + B ^ 2... + B ^ (n-1)) / b ^ n =? If sequence {an} 1 / N ^ 2 1 ≤ n ≤ 1000 n ^ 2 / (n ^ 2-2n) n ＞ 1001, then {an} limit value A. 0b, 1C, 0or1d, not present Thank you The second point is that the two cases are divided into braces
• 2. 2 × 4 = 5-1 3 × 5 = 4-1 4 × 6 = 5-1 11 × 13 = 12-1 find the nth formula
• 3. What is 49 and 21 / 18 plus 27 and 21 / 2
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• 8. Find the rule: three + four = five, five + twelve = thirteen, the nth formula is Observe a set of formulas Square of 3 + square of 4 = square of 5 Square of 5 + square of 12 = square of 13 Square of 7 + square of 24 = square of 25 Square of 9 + square of 40 = square of 41 What is the nth formula
• 9. What's two fifths to one
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• 11. What is a number whose square equals one in 49
• 12. 14 / 15 divided by 7 is equal to? ………………………………
• 13. How to divide X by five equals 14 out of 15
• 14. 1. (1) Rewrite 7-3.18 = 3.82 into one addition and one subtraction. 2. Rewrite 7 * 21 / 5 = 15 into two division
• 15. How much is 7 / 4 times 21 times 5 / 16
• 16. 5 of 6 × 4.7 + 5.3 △ 6 of 5 12 minus 3 of 4 × 21 of 20 minus 2 of 7, 1 of 2 + 2 × = 6.5
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