Help me it’s my exam test
2 answers:
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Hello!
Answer:
Step-by-step explanation:
Distributive property: →→ a(b+c)=ab+ac
Order of operations stands for:
↓
Parenthesis
Exponent
Multiply
Divide
Add
Subtract
*Left to right*
Please Excuse My Dear Aunt Sally!
First, you remove parenthesis.
6j+8j+5+5
Then, you add by the numbers from left to right.
6+8=14
14j+5+5
5+5=10
<u><em>14j+10 is the final answer.</em></u>
Hope this helps!
Have a nice day! :)
:D
-Charlie
Thanks!
Answer:
The correct option is c.
Step-by-step explanation:
Given that,
u = 7i+4j and v = 2i-3j
We need to find the product of u and v. The dot product of two vectors is given by :
So, the dot product of u and v is equal to 2.