3 years ago

Expand the square (x + 4)2

1 answer:

8 0

(x+4)^2
Expanded it is (x+4)(x+4)

To solve you need to distribute.
So x^2 +4x +4x +16
Then combine like terms..
x^2 +8x +16

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The person will spend less than 20 or o.2 as seen in the question. Meaning p will equal 0.2. P for probability. Now n is for number. n will equal 17. And then we have to times all the number. N times P will equal 17 then times it by 0.2= Answer will come as 3.4.

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