Answers:
1.) <span>the number 0 (for the real numbers)
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2.) a(b+c)= ab + ac or a(b -c) = ab - ac
3.) equation containing more than one variable
4.) the number 1 (for the real numbers)
5.) <span>the reciprocal of a number; if x is a number other than zero, then 1/x is the multiplicative inverse
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Answer:
Step-by-step explanation:
r = 21/42 = 1/2 ( also 10.5 / 21 = 1/2)
This is a Geometric Sequence with first term 42 and common ratio 1/2.
Answer:
287 books
Step-by-step explanation
there was already 239 books. when the problem mentoins that Mary ADDS MORE books to the shelf, the operation is addition.
239+48=287
What the other person said Wo owowowowowo