Graph the function, and state its domain and range.f(x) = 
A. Domain: [0, ?); Range: [-4, ?)
B. Domain: [0, ?); Range: [4, ?)
C. Domain: [4, ?); Range: [0, ?)
D. Domain: [-4, ?); Range: [0, ?)
Answer: C
Mathematics
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R1 = 2.2 Kê, R2 = 3.3 Kê, RL = 1.2 Kê, and E = 20 V. What is the value of ISC?
a. 2.89 mA
b. 6.06 mA
c. 9.09 mA
d. 13.54 mA
e. 15.15 mA
Mathematics
Solve the problem.Find f(0) when f(x) = x2 + 3x + 7.
A. -7 B. 10 C. 49 D. 7
Mathematics
Evaluate using the correct order of operation.
× 
+ 
× 
A. 
B. 
C. 
D. 
Mathematics
Find the function value.Find f(3) when f(x) = -5x + 6.
A. 3 B. 6 C. -30 D. -9
Mathematics