table shows the values for current, I, in an electric circuit and the resistance, R, of the circuit. Use the table to complete parts (a) ugh (c). (amperes) R (ohms) 1.5 3.0 4.5 24.0 12.0 8.0 6.0 7.5 9.0 12.0 15.0 4.0 3.0 2.4 6.0 4.8

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

The table shows the values for current, I, in an electric circuit and the resistance, R, of the circuit. Use the table to complete parts (a)
through (c).
I (amperes)
R (ohms)
A.
18-
R=
0 8 16 24
R (ohms)
1.5 3.0
4.5
24.0 12.0 8.0
B.
24
I
24-
16-
8-
0-
7.5 9.0 12.0 15.0
6.0
6.0 4.8 4.0 3.0 2.4
Q
06 12 18
I (amperes)
O C.
0 8 16 24
R (ohms)
b. Does current vary directly or inversely as resistance? Use your graph and explain how you arrived at your answer.
A. Directly since the current values increase as resistance increases.
B. Directly since the current values decrease as resistance increases.
C. Inversely since the current values increase as resistance increases.
D. Inversely since the current values decrease as resistance increases.
18-
12-
6-
D.
24-
16-
c. Write an equation of variation for I and R, using one of the ordered pairs in the table to find the constant of variation. Then use your
variation equation to verify the other seven ordered pairs in the table.
06 12 18
I (amperes)
Transcribed Image Text:The table shows the values for current, I, in an electric circuit and the resistance, R, of the circuit. Use the table to complete parts (a) through (c). I (amperes) R (ohms) A. 18- R= 0 8 16 24 R (ohms) 1.5 3.0 4.5 24.0 12.0 8.0 B. 24 I 24- 16- 8- 0- 7.5 9.0 12.0 15.0 6.0 6.0 4.8 4.0 3.0 2.4 Q 06 12 18 I (amperes) O C. 0 8 16 24 R (ohms) b. Does current vary directly or inversely as resistance? Use your graph and explain how you arrived at your answer. A. Directly since the current values increase as resistance increases. B. Directly since the current values decrease as resistance increases. C. Inversely since the current values increase as resistance increases. D. Inversely since the current values decrease as resistance increases. 18- 12- 6- D. 24- 16- c. Write an equation of variation for I and R, using one of the ordered pairs in the table to find the constant of variation. Then use your variation equation to verify the other seven ordered pairs in the table. 06 12 18 I (amperes)
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