Study Guide and Review - Chapter 9
The solutions are approximately 5.6 and 0.4.
2
35. n
− 7n = 5
SOLUTION:
Use a calculator to approximate each value of n.
The solutions are approximately 7.7 and –0.7.
2
36. −3x
+ 4 = 0
SOLUTION:
Use a calculator to approximate each value of x.
The solutions are approximately 1.2 and –1.2.
37. NUMBER THEORY Find two numbers that have a sum of −2 and a product of −48.
SOLUTION:
From the given information, write two equations. Let x and y represent the numbers.
x + y = –2
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x • y = –48