Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.2
÷ 1
A. 1
B. 1
C. 2
D. 1
Answer: A
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Determine all critical points for the function.f(x) = x3 - 3x2 + 6
A. x = 0 and x = 2 B. x = 0 and x = 1 C. x = 0 D. x = -1 and x = 1
Solve the equation (x in radians and ? in degrees) for all exact solutions where appropriate. Round approximate answers in radians to four decimal places and approximate answers in degrees to the nearest tenth.cos2 x + 2 cos x = -1
A. {? + 2n?}
B. {2n?}
C. {n?}
D. 
Decide whether the problem is an equation or an expression.4(9x + 7) = 6(8x - 4)
A. Expression B. Equation
Solve.The pitch of a screw is the distance between threads. With each complete rotation of the screw, it goes in or out a distance equal to its pitch. How far will a screw with a pitch of 
in. go into a piece of wood when it is turned 10 complete rotations clockwise?
A. 
in.
B. 
in.
C. 
in.
D. 
in.