Solve the problem.Let angle POQ be designated ?. Angles PQR and VRQ are right angles. If ? = 45°, find the exact length of VR. 
A. 
B. 1
C. 
D. 0
Answer: B
Mathematics
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Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = 
between x = 2 and x = 7 using the "midpoint rule" with two rectangles of equal width.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.a - 2 = 10
A. 12 B. -12 C. -8 D. 8
Mathematics
Perform the indicated operations and simplify.2.55 + (2.85) 2.33 - 2.29
A. 0.216 B. 10.292 C. 6.9005 D. 5.44
Mathematics
Determine whether the statement is true or false.If f(x) is a polynomial having only real coefficients and 2 - 4i is a zero of f(x), then 2 + 4i is also a zero.
A. True B. False
Mathematics