Mathematics, 06.05.2020 06:15 william1690
Check all the statements that are true:
A. If a and b both divide c, then ab divides c2.
B. If p and q are distinct primes, then p2q2 has exactly 11 positive divisors.
C. If p and q are distinct primes, then p+q is prime as well.
D. If a divides b and c divides d, then a+c divides b+d.
E. If p is prime, then so is p+2.
F. If a and b both divide c, then ab divides c.
G. If a and b both divide c, and a and b are relatively prime, then ab divides c.
H. There are infinitely many prime numbers.
I. If p is prime, then p2 has exactly 3 positive divisors.
J. There are three consecutive odd numbers that are prime.
Answers: 3
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Check all the statements that are true:
A. If a and b both divide c, then ab divides c2...
A. If a and b both divide c, then ab divides c2...
Chemistry, 16.08.2020 14:01
Chemistry, 16.08.2020 14:01