Question

find the value of the expression 5x2+5x-2,when x=-1

Answer 1

Answer:

3

Step-by-step explanation:

5x2+5x-2

10+5*-1-2

10-5-2

10-7

=3

Answer for the value of expression is 3

Answer 2

Answer:

-20

Step-by-step explanation:

{5×-1×2}+{5×-1×-2}

={-10}+{10}

=-20

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