A square has sides 8 cm long. If each side is increased by 0.20 cm, determine the appr a. 1.2 cm² c. 3.2 cm² b. 2.2 cm² d. 0.2 cm²

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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3. Determine the curvature and radius of curvature of y = 6x − x³ at (1,5).
a. 0.18973; 5.2704
c. 0.56236; 1.7782
d. 0.29321; 3.4105
b. 0.14256; 7.0145
4. A square has sides 8 cm long. If each side is increased by 0.20 cm, determine the approximate change in its area.
a.
1.2 cm²
c. 3.2 cm²
b. 2.2 cm²
d. 0.2 cm²
Transcribed Image Text:3 3. Determine the curvature and radius of curvature of y = 6x − x³ at (1,5). a. 0.18973; 5.2704 c. 0.56236; 1.7782 d. 0.29321; 3.4105 b. 0.14256; 7.0145 4. A square has sides 8 cm long. If each side is increased by 0.20 cm, determine the approximate change in its area. a. 1.2 cm² c. 3.2 cm² b. 2.2 cm² d. 0.2 cm²
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