Answer:
2
Step-by-step explanation:
the coefficient is the number that multiply the letter
(a-b) X (a+b)
= aXa - bXa +aXb -bXb (distributing)
Now, cross product of a vector with itself = 0
so, aXa = 0, bXb = 0
Also, aXb = - bXa
so,
(a-b) X (a+b) = 0 + aXb + aXb + 0
= 2aXb
hence, proved :)
−89/250
Explanation-

The greatest common factor of 356 and 1000 is 4
divide both of the numbers by 4
-356 / 4
1000 / 4
Don't forget the negative!
Final result is −89/250
In standard form, it is expressed as 7.407 * 10^2 while he relationship between the values of the two 6s is that 0.6 is to the nearest tenth and 0.006 is to nearest thousandth
<h3>Expressing decimals in standard form</h3>
The standard form of an equation is expressed as A * 10^n
where
A is any number between 1 and 10
n is any integer
Given the sum below;
700+40+0.6+0.08+0.006.
Take the sum of the expression
740 +0.6 + 0.08 + 0.006
740.686
In standard form, it is expressed as 7.407 * 10^2 while he relationship between the values of the two 6s is that 0.6 is to the nearest tenth and 0.006 is to nearest thousandth
Learn more on standard form here: brainly.com/question/525947
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Answer:
d) 1
Step-by-step explanation:
The variance of standard normal distribution is simply put as 1.
If you take it a bit further, even though not asked, the mean of a standard normal distribution is 0.
Therefore, the conclusion is that, the variance of a standard normal distribution is 1, while the mean of the same standard normal distribution is 0