Perform the matrix operation.Given C = 
and D = 
, find C - 4D.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the length of the arc intercepted by the given central angle ? in a circle of radius r.? = 
, r = 78.2 m
A. 52.1 m B. 117.3 m C. 163.8 m D. 368.5 m
Mathematics
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(7x - y)2
A. 49x2 + y2 B. 49x2 - 14xy - 2y2 C. 49x2 - 14xy + y2 D. 49x2 - 7xy + y2
Mathematics
Match the given equation with one of the graphs.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Graph the equation.x2 + (y - 5)2 = 25 
A. 
B. 
C. 
D. 
Mathematics