Answer:
Step-by-step explanation:
731² - 631² is the difference of squares.
731² - 631² = (731+631)(731-631) = 1362×100
therefore, 731² - 631² is divisible by 100
Answer:
r≤9
Step-by-step explanation:
Answer:
true?
Step-by-step explanation:
im guessing.
Answer:
I only know that the first box is and it is counting by twos
Step-by-step explanation:
because 5+2 =7 then 6+4=10 then 7+6=13 then 8+8=16 and lastly 9+10=19
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