01_4258_Key

# 01_4258_Key - 3 Factor the polynomial into the product of...

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MAC 1147 (4258) - Quiz #1 Name: Key For full credit, you must show all work and circle your ﬁnal answer. 1 Perform the operation below. Leave fractional answers in simplest form . (1 point) 1 2 - 3 10 + 2 5 1 2 - 3 10 + 2 5 = 5 10 - 3 10 + 4 10 = 5 - 3 + 4 10 = 6 10 = 3 5 . 2 Simplify the radical expression below. (2 points) s 27 x 7 y 2 s 27 x 7 y 2 = 27 · x 7 p y 2 = 3 3 · x 3 x | y | = 3 x 3 3 x | y | . Using | x 3 | or | x | 3 instead of x 3 is acceptable, but not necessary. If x < 0, then the equation is undeﬁned anyway because of the 3 x in the numerator.
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Unformatted text preview: 3 Factor the polynomial into the product of two binomials. Hint: Factor by grouping. (2 points) x 3-4 x 2 + 3 x-12 x 3-4 x 2 + 3 x-12 = ( x 3-4 x 2 ) + (3 x-12) = x 2 ( x-4) + 3( x-4) = ( x 2 + 3)( x-4) . University of Florida Honor Code: On my honor, I have neither given nor received unauthorized aid in doing this assignment. Signature...
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