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Extra Practice Chapter 7 - Ap
1. Ms. Andrews's class has 12 boys and 18 girls.
For a class picture, the students will stand in
rows on a set of steps. Each row must have the
same number of students, and each row will
contain only boys or girls. How many rows will
there be if Ms. Andrews puts the maximum
number of students in each row? ​

242
286
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А) 4y^2-28y4у*(у-7).б) 24x^2y^2-6y^26у^2*(4x^2-1)6y^2*(2x-1)*(2x+1).в) 3x^4+15x^2+9x3x*(x^3+5x+3).

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