Answer the question.Explain why someone would want to solve 
for b.
What will be an ideal response?
Someone might know the areas and heights of a number of triangles and want to know their bases. Solving for b would eliminate the need to perform the operations necessary to isolate b each time.
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Convert the series circuit having R = 3.3 Kê, L = 100 mH, and f = 4 KHz to an equivalent parallel circuit.
a. Y = 146.4 æS - j330 æS b. Y = 193 æS - j146.4 æS c. Y = 251 æS - j17.14 æS d. Y = 330 æS - j251 æS e. Y = 198 æS - j17.14 æS
Multiply.10x9 ? 5x10
A. 15x19 B. 100x19 C. 50x19 D. 50x90
Solve the problem.A high school basketball team has 10 members. If 7 of the team members are juniors, find the fraction of the team members that are juniors.
A. 
B. 
C. 
D. 
Write the system of equations associated with the augmented matrix. Do not solve.
A. x = 3 y = 5 z = 8 B. x = -3 y = -5 z = -8 C. x = 5 y = 3 z = 0 D. x = 0 y = -8 z =-11