Answer:
The sign is negative
Step-by-step explanation:
Given



Required
Determine the sign
The expression can be split into 3 factors

If x > 0 then x is positive and If y < 0 then y is negative
So, the expression becomes:

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Leave only signs


So, we have:



So, we have:

<em>Hence, the sign of the expression is negative</em>
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Take for instance;


The expression would be:
-- negative
Step-by-step explanation:
y=(-x^2)+12x-20
=(-(3)^2)+12(3)-20
=(-9)+36-20
=16-9=7
y=7
I hope it helped you
The grasshopper is 5X+2-(2x-1)=3x+3 inches longer than the spider.
Answer:
False
Step-by-step explanation:
6/12 simplifies into 1/2 (six is half of twelve) and 1/2 does not equal 1/3.
You can also plug this into a calculator and see that 6/12=0.5 and 1/3=0.333
Answer:
Solution given:
r=3km
area of sector bounded by a 90° arc=90°/360°*πr²
=¼*π*3²
=<u>9/4 π or 7.068km²</u>
is a required answer