Name Family # Date Spiral Review Worksheet #20 Simplify each expression (using positive exponents). 1). !!! ! ! !
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2). !!"! ! !!!
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3). !!! !!!
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Multiply the polynomials. 1). (𝑏 + 3)(𝑏 + 4) 2). (2𝑥 + 5)(𝑥 − 4) 3). (3𝑛 − 7)(𝑛 + 2) 4). (𝑘 + 4)(𝑘 ! + 3𝑘 − 6) 5). (𝑡 + 1)(𝑡 ! + 2𝑡 − 1) 6). (𝑎 ! − 2𝑎 − 3)(𝑎 + 1) Write an expression for each statement and simplify the expression. 1). Let 𝑥 be an even integer. What is the product of the next two consecutive even integers? 2). The length of a rectangle is the sum of two whole numbers. The width of the rectangle is the difference of the same two whole numbers. Using these facts, write a verbal expression for the area of the rectangle.
Find the GCF of each set of monomials. 1). 4𝑥, 12𝑥 2). 12𝑚𝑛! , 18𝑚 ! 𝑛! 3). 14𝑎𝑏 ! , 7𝑎 ! 𝑏 ! , 7𝑎𝑏 ! Solve the following equations 1). !!
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2). ! =
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3). !!
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