Fact: when their is two negative you add meaning if you have -3-5 yo add 3 and 5 then put back the negative sign. therefore (-15-7) = -22
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157 as a binary number is 10011011
No, 157 is prime.
As written, the question has no solution.It was supposed to read " ... negative number squared...", but was corruptedduring the complex typing operation. Had it been correctly typed, the answerwould have been -9 .
157 is CLVII
149+8=157 or 139+18=157