Answer:
a2 - 3ab + b2
Step-by-step explanation:
just saying the 2s are squared :)
Answer:
(a) 720 ways
(b) 120 ways
(c) 24 ways
Step-by-step explanation:
Given

--- number of letters
Solving (a): Number of arrangements.
We have:

So, the number of arrangements is calculated as:

This gives:

This gives:


Solving (b): DA as a unit
DA as a unit implies that, we have:
[DA] N C E R
So, we have:

So, the number of arrangements is calculated as:

This gives:

This gives:


Solving (c): NCE as a unit
NCE as a unit implies that, we have:
D A [NCE] R
So, we have:

So, the number of arrangements is calculated as:

This gives:

This gives:


Answer:
72 + 8x
you would multiply 8 by 9 + x
The value of 32 in the equation will serve as the time taken by the driver to travel
<h3>Functions and values</h3>
If Alice fills up the gas tank of her car before going for a long drive, and the equation that shows the amount of gas in gallons in Alice's car when she has driven m (miles). is given as:
g = 15 - m/32
The value of 32 in the equation will serve as the time taken by the driver to travel
Learn more on distance and time here; brainly.com/question/17273444
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Answer:
3i √3
Step-by-step explanation:
you can't have the square root of a negative number
so we use "i"