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`1/sqrt(12 + sqrt140) + 1/sqrt(8 - sqrt60) - 2/sqrt(10 - sqrt84)` `=1/sqrt((sqrt7)^2 + (sqrt5)^2+ 2sqrt35) + 1/sqrt((sqrt5)^2+ (sqrt3)^2- 2sqrt15) - 2 / sqrt((sqrt7)^2+ (sqrt3)^2- 2sqrt21)` = `1/sqrt((sqrt7+ sqrt5)^2) + 1/sqrt((sqrt5 - sqrt3)^2) - 2/sqrt((sqrt7 - sqrt3)^2)` =`1/(sqrt7+ sqrt5) + 1/(sqrt5 - sqrt3) - 2/(sqrt7 - sqrt3)` = `(sqrt7 - sqrt5)/2 + (sqrt5 + sqrt3)/2 - ((sqrt7+ sqrt3)/2)` = `(sqrt7 - sqrt5 + sqrt5 + sqrt3 - sqrt7 - sqrt3)/2` = 0
654, 647, 633, 612, 584, ?
32 48 96 ? 720 2520
58, 67, ?, 76, 40, 85
?, 6, 6, 9, 18, 45
60 61 57 66 ? 75 39
...9.3, 14.1, 20.1, 27.3, 35.7, ?
204, ?, 120, 83, 52, 23
78, 88, 100, 114, ?, 148
What will come in the place of questions (?) mark in the following questions.
1204, 1218, ? , 1267, 1302, 1344
45 45.5 47 49.5 53 ?
...