Chapter 6

Elementary Algebra · 395 exercises

Problem 1

For the following problems, the first quantity represents the product and the second quantity represents a factor. Find the other factor. $$ 32 a^{4} b, \quad 2 b $$

3 step solution

Problem 1

The product is \(27 a^{3}+9 a^{2}+9 a\) and a factor is \(3 a\). Find the other factor.

5 step solution

Problem 1

Factor the following, if possible. $$ 2 x^{2}+13 x-7 $$

6 step solution

Problem 1

Factor, if possible, the following trinomials. \(k^{2}+8 k+15\)

5 step solution

Problem 1

If possible, factor the following binomials completely. $$ m^{2}-25 $$

3 step solution

Problem 1

Use the grouping method to factor the following polynomials. $$ a x+a y+b x+b y $$

4 step solution

Problem 1

Factor \(4 x-48\).

4 step solution

Problem 1

The product is \(3 x^{2}-6 x\) and a factor is \(3 x\). Find the other factor.

4 step solution

Problem 1

The product is 84 and one factor is 6. What is the other factor?

4 step solution

Problem 2

For the following problems, the first quantity represents the product and the second quantity represents a factor. Find the other factor. $$ 35 x^{3} y^{2}, \quad 7 x^{3} $$

4 step solution

Problem 2

Factor the following, if possible. $$ 3 x^{2}+x-4 $$

6 step solution

Problem 2

Factor, if possible, the following trinomials. \(y^{2}+7 y-30\)

5 step solution

Problem 2

If possible, factor the following binomials completely. $$ 36 p^{2}-81 q^{2} $$

4 step solution

Problem 2

Use the grouping method to factor the following polynomials. $$ 2 a m+8 m+5 a n+20 n $$

4 step solution

Problem 2

Factor \(6 y^{3}+24 y^{2}+36 y\).

3 step solution

Problem 2

The product is \(5 y^{2}+10 y^{3}-15 y^{2}\) and a factor is \(5 y^{2}\), Find the other factor.

5 step solution

Problem 2

The product is \(14 x^{3} y^{2} z^{5}\) and one factor is \(7 x y z\). What is the other factor?

6 step solution

Problem 3

For the following problems, the first quantity represents the product and the second quantity represents a factor. Find the other factor. $$ 44 a^{2} b^{2} c, \quad 11 b^{2} $$

4 step solution

Problem 3

For the following problems, factor, if possible, the polynomials. $$ -14 x^{2} y^{4} b-28 x^{2} y^{3} b-42 x^{2} y^{2} $$

3 step solution

Problem 3

Factor the following, if possible. $$ 4 a^{2}-25 a-21 $$

5 step solution

Problem 3

Factor, if possible, the following trinomials. \(m^{2}+10 m+24\)

4 step solution

Problem 3

If possible, factor the following binomials completely. $$ 49 a^{4}-b^{2} c^{2} $$

2 step solution

Problem 3

Use the grouping method to factor the following polynomials. $$ a^{2} x^{3}+4 a^{2} y^{3}+3 b x^{3}+12 b y^{3} $$

5 step solution

Problem 3

The product is \(4 x^{5} y^{3}-8 x^{4} y^{4}+16 x^{3} y^{5}+24 x y^{7}\) and a factor is \(4 x y^{3}\). Find the other factor.

5 step solution

Problem 3

Factor \(10 a^{5} b^{4}-14 a^{4} b^{5}-8 b^{6}\).

2 step solution

Problem 3

In the following problems, the first quantity represents the product and the second quantity represents a factor of that product. Find the other factor. 30,6

4 step solution

Problem 4

For the following problems, the first quantity represents the product and the second quantity represents a factor. Find the other factor. $$ 50 m^{3} n^{5} p^{4} q, \quad 10 m^{3} q $$

4 step solution

Problem 4

For the following problems, factor, if possible, the polynomials. $$ (y+2) a+(y+2) c $$

2 step solution

Problem 4

Factor the following, if possible. $$ 16 b^{2}-22 b-3 $$

5 step solution

Problem 4

Factor, if possible, the following trinomials. \(m^{2}-10 m+16\)

5 step solution

Problem 4

If possible, factor the following binomials completely. $$ x^{8} y^{4}-100 w^{12} $$

4 step solution

Problem 4

Use the grouping method to factor the following polynomials. $$ 15 m x+10 n x-6 m y-4 n y $$

4 step solution

Problem 4

The product is \(-25 a^{4}-35 a^{2}+5\) and a factor is \(-5 .\) Find the other factor.

7 step solution

Problem 4

Factor \(-14 m^{4}+28 m^{2}-7 m\).

5 step solution

Problem 4

In the following problems, the first quantity represents the product and the second quantity represents a factor of that product. Find the other factor. 45,9

2 step solution

Problem 5

For the following problems, the first quantity represents the product and the second quantity represents a factor. Find the other factor. $$ 51(a+1)^{2}(b+3)^{4}, \quad 3(a+1) $$

4 step solution

Problem 5

For the following problems, factor, if possible, the polynomials. $$ 6 x^{2} y^{2} z+5 x^{2} y^{3}-12 x y z-10 x y^{2} $$

5 step solution

Problem 5

Factor the following, if possible. $$ 10 y^{2}-19 y-15 $$

4 step solution

Problem 5

Factor, if possible, the following trinomials. \(4 k^{2}+32 k+28\)

4 step solution

Problem 5

Use the grouping method to factor the following polynomials. $$ 40 a b x-24 a b x y-35 c^{2} x+21 c^{2} x y $$

4 step solution

Problem 5

The product is \(-a^{2}+b^{2}\) and a factor is -1 . Find the other factor.

3 step solution

Problem 5

Factor \((y+4) a+(y+4) b\).

3 step solution

Problem 5

In the following problems, the first quantity represents the product and the second quantity represents a factor of that product. Find the other factor. $$ 10 a, 5 $$

4 step solution

Problem 6

For the following problems, the first quantity represents the product and the second quantity a factor. Find the other factor. $$ 4 x+10,2 $$

3 step solution

Problem 6

For the following problems, factor, if possible, the polynomials. $$ 4 a^{2}-16 c^{2} $$

4 step solution

Problem 6

Factor, if possible, the following trinomials. \(3 y^{4}+24 y^{3}+36 y^{2}\)

5 step solution

Problem 6

Factor the following, if possible. $$ 6 m^{3}+40 m^{2}-14 m $$

4 step solution

Problem 6

Use the grouping method to factor the following polynomials. When factoring the polynomial \(8 a^{2} b^{4}-4 b^{4}+14 a^{2}-7\) in Sample Set A, we grouped together terms 1 and 2 and 3 and 4 . Could we have grouped together terms 1 and 3 and 2 and \(4 ?\) Try this. \(8 a^{2} b^{4}-4 b^{4}+14 a^{2}-7=\)

3 step solution

Problem 6

Factor \(8 m^{3}(n-4)-6 m^{2}(n-4)\).

5 step solution

Problem 6

In the following problems, the first quantity represents the product and the second quantity represents a factor of that product. Find the other factor. $$ 16 a, 8 $$

5 step solution

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