MLA = 55°, AB = 27, BC = 12, find mZB. ZB=
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The given expression is :
2xx+3-5(x-2)
We know that,
Aleena expands 2xx+3-5(x-2) as 2x²+3-5x-10. She is mistaken because the sign before 10 should be +10 instead of -10. Hence, the correct expanded form is 2x²+3-5x+10. Hence, this is the required solution.
This is equivalent to finding a function g in which 
.
We simply reverse the actions of the initial function by adding 81 back and taking the square root. Therefore,
.
We simply reverse the actions of the initial function by adding 81 back and taking the square root. Therefore,