Basic Technical Mathematics
11th Edition
ISBN: 9780134437705
Author: Washington
Publisher: PEARSON
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Textbook Question
Chapter 1.4, Problem 27E
In Exercises 3–42, simplify the given expressions. Express results with positive exponents only.
(–t2)7
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Scientific Notation. In Exercises 9–12, the given expressions are designed to yield results expressed in a form of scientific notation. For example, the calculator-displayed result of 1.23E5 can be expressed as 123,000, and the result of 1.23E-4 can be expressed as 0.000123. Perform the indicated operation and express the result as an ordinary number that is not in scientific notation.
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For Exercises 19–22, write each expression as a product. (See Example 3)
For Exercises 11–12,
a. Rationalize the numerator of the expression and simplify.
b. Substitute 0 for h in the simplified expression.
Vx + h + 1 – (Vĩ + 1)
11.
V2x + h) – V2x
-
12.
h
h
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- All changes saved 11. For the three-part question that follows, provide your answer to each question in the given workspace. Identify each part with a coordinating response. Be sure to clearly label each part of your response as Part A, Part B, and Part C. Part A: Expand the expression –7i(2 – 4i) using the distributive property. Part B: Show all work for Part A. Part C: Explain why the expansion in Part A did not result in the need to combine like terms.arrow_forwardPlease form the base 4 arithmetic of the expressions below (in your answer, please form 4 rows: 1 for carries, 2 for operands, and 1 for result) (a) 123.32 + 032.22, (b) 123.02 – 012.23arrow_forward1.5 Factorize the expression (5 - i)2? - (3 – 2i)z +e2ri.arrow_forward
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