1 If a and b are positive integers, what is the value of a+ b ?() (1); (2)The greatest common divisor of a and b is 1. A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)充分,...
If a and b are positive integers, what is the value of a+ b ?() (1); (2)The greatest common divisor of a and b is 1. A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)充分,条件(...
are positive integers. Note that b and d have to be relatively prime by the definition of M. We want to minimise a1=1cm(b,b+d,⋯,b+10d)b+10d.When b=2 and d=1, we find that a1=2310. We prove below that a1 cannot be any smaller, so that the answer would be 2310...
If two positive integerspandqare written asp=a2b3andq=a3b;a,bare prime numbers, then verify:LCM(p,q)xHCF(p,q)=pq Video Solution Win up to 90% scholarship for JEE, NEET & Classes 6-10 online courses! Register Now Text Solution ...
a>0, b>0(2)算出来是a/b<1/1.223, 1.223=0.81766<9/11，同样是小于...
1If x and y are positive integers and x is a multiple of y,is y=2 ?() (1)y≠1 (2)x+2 is a multiple of y. A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)充分,条件(2)也充...
A pq B pq2 C p3q3 D p2q2 Video Solution free crash course Study and Revise for your exams Unlock now Text SolutionGenerated By DoubtnutGPT The correct Answer is:B To find the HCF (Highest Common Factor) of the two positive integers m and n expressed as m=pq3 and n=p3q2, where p...
百度试题 结果1 题目12. If a2+3b=33, where a and b are positive integers, find the value of 3a+b2. 相关知识点: 试题来源: 解析 由a2+3b=33可知:a2是3的倍数,可求出a=3,b=8,则3a+b2=3 ×3+82=73。 反馈 收藏
file1 and file2 have the same inode numbers (the twofilenames refer to the same file by hard linking). file1 -nt file2 file 1 is newer than file2. file1 -ot file2 file1 is older than file2. -b file file exists and is a block special (device) file. -c file file exists and...
2是质数里唯一的偶数。 💡 If x and y are integers, and w=x²y+x+3y, which of the following statements must be true?(多选) A.If w is even, x must be even. B.If x is odd, w must be odd. C.If y is odd, w must be o...