Complete the identity.
= ?
A. 2
B. 1
C. 0
D. -1
Answer: B
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Solve the problem. Assume the x-axis is horizontal, the positive y-axis is vertical (opposite g), the ground is horizontal, and only the gravitational force acts on the objects. A projectile is launched from level ground at a launch angle of 26° and an initial speed of 48 m/sec. How far away from the launch point does the projectile hit the ground?
A. ? 230 m B. ? 60 m C. ? 185 m D. ? 290 m
Provide an appropriate response. Because calculators provide a tool that can accurately determine computations, discuss why you need to be able to do basic arithmetic operations without using one.
What will be an ideal response?
Find the potential function f for the field F.F = -
i - 
j - 
k
A. f(x, y, z) = - 
+ C
B. f(x, y, z) = 
+ C
C. f(x, y, z) = 
+ C
D. f(x, y, z) = 
+ C
Change 190 to base four. ? __________ four
Fill in the blank(s) with the appropriate word(s).