Write the sum in summation notation.-1 + 1 + 3 + 5 + 7
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Write the numeral as a Roman numeral.32,400
A. 
MMCD
B. 
MMCD
C. 
MMCDII
D. 
MMCD
Mathematics
Find the gradient field F of the function f.f(x, y, z) = ex8 + y7 + z4
A. F = 8x7ex8i + 7y6ey7j + 4z3e z4k B. F = (x8ex8 + y7 + z4)i + (y7ex8 + y7 + z4)j + (z4ex8 + y7 + z4)k C. F = (8x7ex8 + y7 + z4)i + (7y6ex8 + y7 + z4)j + (4z3ex8 + y7 + z4)k D. F = (x7ex8 + y7 + z4)i + (y6ex8 + y7 + z4)j + (z3ex8 + y7 + z4)k
Mathematics
Simplify.
A. 
B. 
C. 12
D. 1
Mathematics
Find the phase shift of the function.y = -3 cos (4x + ?)
A. 3? units to the right
B. 
units to the left
C. 4? units to the right
D. 
units to the left
Mathematics