Expand the expression to a polynomial in standard form:
(x + 2)(x2 - 3x - 1)
Options
A
x3 - x2 - 7x - 2
B
x3 - x2 - 7x + 2
C
x3 - x2 - 6x - 2
D
x3 - x2 - 4x - 2
Answer & Analysis
Answer
A
Analysis
To expand the expression (x + 2)(x2 - 3x -1), we can use the distributive property and multiply each term of the first expression by each term of the second expression: