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baileyrw
03.12.2019 •
Mathematics
Subtract the following polynomials, then place the answer in the proper location on the grid. write the answer in descending powers of a.
subtract: 11a2 + 42a - 6 from 14a 2 - 24a + 7.
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Ответ:
14a² - 24a + 7 - 11a² - 42a + 6 =
3a² - 66a + 13
Ответ:
If A is an invertible matrix and x,c,b are vectors of correct dimensions you get
Ax=b+c
x=A^(-1)(b+c)
if x is a variable and A,c,b are constants you get
Ax=b+c
x=(b+c)/A