Find the real solutions of the equation.
- 
= 3
A. {2}
B. {-2}
C. {2, 38}
D. {3, 8}
Answer: C
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Use a graphing calculator to perform the indicated multiplication.
A. 
B. 
C. 
D. 
Provide an appropriate response.The signal frequency was set to 
Hz. Write 
in standard form.
A. 481.2 B. 80,200,000 C. 8,020,000 D. 802,000
State whether the given function is linear and constant, linear but not constant, or nonlinear.f(x) = -0.96x - 1.2
A. nonlinear B. none of these C. linear, constant D. linear, but not constant
Solve with calculator.The formula 
models the number of calories per day, C, a person needs to maintain life in terms of the person's weight, x, in kilograms. How many calories does a person who weighs 52 kilograms (approximately 114.4 pounds ) need to maintain life? Round to the nearest whole number.
A. 2625 calories B. 2474 calories C. 1356 calories D. 4686 calories