1. What is the largest factor common to 9x and 27.x"?
A 9x
B. 91
C. 27
2. If 3x +y is one of the factors of 6x2 - Txy - 3y2, what is the other factor?
A 3x + 6y B. 23 + 4y
С. 3х - 4у
D. 2x - 3)
3. Which of the following are the factors of p? + 5p + 4?
A (P + 1) (P+4)
C. (p + 5) (p - 1)
B. (P + 2)(P + 2)
. (p + 2)2
24 Which of the following is factorable?
A X - 7x + 11
C 12x2 + 17% -4
B. 4x2 - 15x +11
D. 6x2 19x + 10
5 A polynomial of four terms is factored by grouping and the result is(x + y + 2)(x + y -- z)
Find the polynomial
A x² + xy - yz - 2²
C. x² + 2xy + y ² - 72
B x2 + xy + y2-22
D.*2 + y2 - 2yz - z2
6 What value of c makes 25x - 30xy + c a perfect square?
A 9
c. 94²
D9y
27. What value of the denominator makes the expression undefined?
A 0
B. 1
C. 2.
D. 3
8 What do you call the largest number that a set of numbers or polynomials have in common?
A Greatest Common Factor,
C. Perfect Square Trinomial
B Least Common Denominator
D. Perfect Cube

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help me please