barstr9146
19.07.2019 •
Mathematics
Evaluate the following expression 2(1,0) -3(2,-1) a-(2,3) ,3) ,-2) d-(2,3)
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Ответ:
Ответ:
(-4,3)
B is the correct option.
Step-by-step explanation:
We have been given the expression 2(1,0) -3(2,-1)
On distributing 2 and -3 over the parentheses, we get
(2×1,2×0)+(-3×2,-3×(-1))
On simplifying, we get
(2,0)+(-6,3)
Now, adding, we get
(2-6,0+3)
On simplifying, we get
(-4,3)
B is the correct option.
Ответ:
1)
2) DEFINITION
3) THEOREM
4) POSTULATE
Step-by-step explanation:
1) DIAGRAM B) A visual tool representing mathematical ideas to be interpreted
A diagram is the depiction or representation of information using symbols
2) DEFINITION A) A formal statement declaring the meaning of a word
A definition is a statement that outlines the meaning of a word or a group of words or a diagram, or a symbol or sign
3) THEOREM C) A mathematical statement proven using postulates and definitions
A general statement of a proposition that is by itself not evident, but given proof by a combination of postulates
4) POSTULATE D) A mathematical statement taken as a fact
An assumed truth taken as the foundation for further reasoning