CPM Homework Help : A2C Problem 1-14

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Home > A2C > Chapter Ch1 > Lesson 1.1.2 > Problem 1-14

1-14.

Use the Zero Product Property and factoring, when necessary, to solve for $x$ . The Math Notes box for Lesson 1.1.4 or problems 3-111 and 4-80 may be useful, if you need help.

$(x+13)(x−7)=0$
Hint:
Set each factor to 0.
Answer (a):
$x = −13$ or $x = 7$

$(2x+3)(3x−7)=0$
Hint (b):
Refer to part (a).
Answer (b):
$x=-\frac{3}{2}\text{ or }x=\frac{7}{3}$

$x(x−3)=0$
Hint (c):
Refer to part (a).
Answer (c):
$x = 0$ or $x = 3$

$x^2−5x=0$
Hint (d):
Remember to factor the problem.
Answer (d):
$x = 0$ or $x = 5$

$x^2 −2x − 35 = 0$
Hint (e):
Remember to factor.

$3x^2 +14x − 5 = 0$
Hint (f):
Remember to factor.

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