MA105 Grantham University Week 3 Equations Problems Paper

Need to see work written out and use equation editor in word. Docuemnt attached.

MA105
W3 Assignment
9/3/2019
Name: _______________
W3 Assignment
Please complete the follow problems neatly. Clearly label each problem, show all work, and use
Microsoft Word’s equation editor to properly format all mathematics.
1. Solve the following equations
(a)
−20 − 4𝑥 + 3𝑥 2 = 0
(c)
6
8
+
=3
𝑥 𝑥+5
(b)
5√𝑥 − 1 − 4 = 6
(d)
|2𝑥 + 3| = 7
2. You throw a softball straight up into the air at a velocity of 30 feet per second. You release the
softball at a height of 5.8 feet and catch it when it falls back to a height of 6.2 feet. Use the
position equation to write a mathematical model for the height of the softball.
3. Perform the operation and write the result in standard form: (5 − 9𝑖)2
MA105
W3 Assignment
4. Solve the following inequalities:
(a)
2(𝑥 + 7) − 4 ≥ 5(𝑥 − 3)
(c)
9/3/2019
(b)
2
|3 − 𝑥| ≥ 4
3
(d)
𝑥 2 − 2𝑥 ≥ 3
𝑥−5