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Earn +20 ptsQ: Which does not belong in the sequence 9-25-121- 225- 289?
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Continue Learning about Math & Arithmetic
What is all the perfect squares that are greater than 100 but less than 400?
121, 144, 169, 196, 225, 256, 289, 324, and 361. 121 144 169 196 225 256 289 324 361
Triangle abc is a right triangle if ac is 15 and bc is 17 what is ab?
Depends which angle is right... If it's angle acb then ab = sqrt(225 + 289) ie 22.67; if it's angle bac then ab = sqrt(289 - 225) ie 8, which seems the more likely.
What if the length of the hypotenuse of a right triangle with legs of lengths 8 and 15?
a2 + b2 = c2 82 + 152 = c2 64 + 225 = c2 289 = c2 square root of 289 is 17. The length of the hypotenuse is 17.
What is the square numbers between 30 and 300?
36; 49; 64; 81; 100; 121; 144; 169; 196; 225; 256; 289
What sequence is next 289 209 129 58 -4?
-66 The sequence can be generated by the following quartic: t(n) = (-3n4 + 42n3 - 177n2 - 358n + 2808)/8 for n = 1, 2, 3, ...
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