Question

Q 25. Simplify 7x(x2 – 6) +1 and find its value for x = -2

Answer 1

Answer:

141

Step-by-step explanation:

=7x(2x-6)+1

= 14x^2-42*x+1

= 14(-2)^2-41(-2)+1

= 56+84+1

= 141

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Answer 2

Step-by-step explanation:

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