) i) Calculate the simple interest earned on an investment of $ 250,000 after 9 years at a rate of 5%. ii) Calculate the time needed on an investment of $800,000 to gained an interest of $384,000 if the interest rate is only 4%. Solve the following equations 3x + 2y = 8 2x–3y =14
) i) Calculate the simple interest earned on an investment of $ 250,000 after 9 years at a rate of 5%. ii) Calculate the time needed on an investment of $800,000 to gained an interest of $384,000 if the interest rate is only 4%. Solve the following equations 3x + 2y = 8 2x–3y =14
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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a) i) Calculate the simple interest earned on an investment of $ 250,000 after 9 years at a rate of 5%.
ii) Calculate the time needed on an investment of $800,000 to gained an interest of $384,000 if the interest rate is only 4%.
Solve the following equations
3x + 2y = 8
2x–3y =14
a) 8 Free samples of different Book are given at a Book Store as customers leave, they are told that they can choose any 3 samples.
How many different selections can a customer make?
b) The following day 5 Free Sample Journals are added. Customers can take 3 Books and 2 Journals. How many different selections can the customer now make?
1) a) From the set {-5, 2+3i, 0.75, 9, 1⁄2 , √(-36), 3, √-5, 3i, √4}
List the set of :Natural Numbers ,Rational Numbers ,Real Numbers ,Imaginary Numbers.
b) Calculate
i) 6(-2) - 3(-14 + 6)+6(-3)
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