Multiply using duplation and mediation.50 × 83
A. 4250
B. 4160
C. 4150
D. 4140
Answer: C
Mathematics
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Evaluate the integral.
dx
A. 
B. 
+ C
C. 
D. 8
Mathematics
Graph the scalar product of the complex number shown in the graph and the given number.3
a = -3 + j
A. 
b = 3(-3 + j)
B. 
b = 3(-3 + j)
C. 
b = 3(-3 + j)
D. 
b = 3(-3 + j)
Mathematics
Solve the problem.A gas company has the following rate schedule for natural gas usage in single-family residences:Monthly service charge $8.80Per therm service charge1st 25 therms$0.6686/thermOver 25 therms$0.85870/thermWhat is the charge for using 25 therms in one month?What is the charge for using 45 therms in one month?Construct a function that gives the monthly charge C for x therms of gas.
What will be an ideal response?
Mathematics
Solve and check.
= 
A. x = 18
B. x = 4
C. x = 36
D. x = 80
Mathematics