Find the expected value for the random variable.
A. 30.38
B. 28
C. 20.88
D. 28.34
Answer: D
Mathematics
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Determine an appropriate viewing window for the given function and use it to display its graph.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Find RT if R1 = 56 Kê, R2 = 27 Kê, and R3 = 12 Kê.
a. 47.5 Kê
b. 68 Kê
c. 83 Kê
d. 95 Kê
e. 107 Kê
Mathematics
Provide an appropriate response.There is a distributive property for multiplication with respect to addition: a(b + c) = ab + ac. Is there a distributive property for division with respect to subtraction? If so, state the property.
A. Yes. a/(b - c) = a/b - a/c B. No.
Mathematics
Use the factor theorem and tell whether the first expression is a factor of P(x).x; P(x) = 7x3 - 7x2 - 8x. Hint: Write x as x - 0.
A. no B. yes
Mathematics