Question

Calculate the value of the following algebraic expression:
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Answer 1

Answer:

the answer is 11

Step-by-step explanation:

when x is -1

if, 3$x^{2}$ + [ x - 1]  [ x + 1 ] + 3 [ x + 2 ] + 5

then, 3 [ -1 ]^2 + [ -1 -1 ] [ -1 + 1 ] + 3 [ -1 + 2 ] + 5 =

3 + [ -2] [ 0 ] + 3 + 5 =

3 + 3 + 5 = 11.

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