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1. Is the following always true? If yes, clearly explain why. If no, give a specific counterexample with numbers to show it is false. Vx2 + y² = x+ y

1. Is the following always true? If yes, clearly explain why. If no, give a specific counterexample with numbers to show it is false. Vx2 + y² = x+ y

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1. Is the following always true? If yes, clearly explain why. If no, give a specific counterexample with numbers to show it is false. Vx2 + y2 = x + y
Transcribed Image Text:1. Is the following always true? If yes, clearly explain why. If no, give a specific counterexample with numbers to show it is false. Vx2 + y2 = x + y
4. Find and simplify the radical expression that represents the surface area of a tri- angular pyramid whose base (B) is Vx² + 4x + 4 feet long and whose slant height, (H) is Vr+2 feet tall. H, Hint: The surface area of a triangular pyramid can be found by multiplying the area of one of the triangular faces by four.
Transcribed Image Text:4. Find and simplify the radical expression that represents the surface area of a tri- angular pyramid whose base (B) is Vx² + 4x + 4 feet long and whose slant height, (H) is Vr+2 feet tall. H, Hint: The surface area of a triangular pyramid can be found by multiplying the area of one of the triangular faces by four.
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