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Find the circumference of a circle with a diameter of 8m. Use 3.14 for the value of π, and do not round your answer. Be sure to include the correct units in your answer.

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Determine whether the following trinomial is a perfect square trinomial. a2 – 16a + 64{“version”:”1.1″,”math”:”a2 - 16a + 64″}

Factor the trinomial using the ac-method.             7k2 – 27k + 26

Factor COMPLETELY the polynomial by grouping.            x2 + 3x + 5x +15{“version”:”1.1″,”math”:”x2 + 3x + 5x +15″}

1Perform the operations indicated.             (x + 4) (x+5)  

Find The GCF for the following list.                112 and 100  

Solve the equation x2 -13x + 40 = 0{“version”:”1.1″,”math”:”x2 -13x + 40 = 0″}

Factor out the greatest common factor from the polynomial. Write your answer in factored form.                2x + 8

1Perform the operations indicated. (3x+3) – (6x – 7)