# Econ Mathematics

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ECON 1078
Problem Set 2
Sections 2.6, 2.7, 2.8, 2.9, 2.10, 2.11
Section 2.6
1. Find the values of x that satisfy:
a.
x ≥ -8
b.
x < -9
2. Solve the following inequalities:
(a)

(b)
(c)
No solution
(d)
x ≤ 0
3. Solve the following inequality:
No solution

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4. Solve:
Note:
  
The temperature is between 39.2 and 42.8
Section 2.7
1. Solve for x:
a. x = -1 or x = 4
b. -2 < x < 2
c. 1 ≤ x ≤3
d. 1 ≤ x ≤8
e. -√2 or √2
f. 1≤ x ≤ √3
2. Sovle two ways:
a. 4.999 ≤ length ≤ 5.001
b. 5 + I deviation I ≤ 5.001

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ECON 1078 Problem Set 2 Sections 2.6, 2.7, 2.8, 2.9, 2.10, 2.11 Section 2.6 1. Find the values of x that satisfy: a. x ≥ -8 b. x < -9 2. Solve the following inequalities: (a) 𝑋< 1 1 𝑜𝑟 < 𝑥 < 1 5 5 (b) 1 ...
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