Sketch the graph of the equation.y = -2x
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Express the given expression in simplest form with only positive exponents.
A. x16
B. x90
C. 
D. 
Mathematics
Write down the meaning of the given equation.y = cot-1 8x
A. y is the angle whose cotangent is x. B. y is the angle whose tangent is 8x. C. x is the angle whose cotangent is 8y. D. y is the angle whose cotangent is 8x.
Mathematics
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.
Mathematics
Find the vertex of the parabola.f(x) = -2x2 - 16x - 25
A. (-4, 7) B. (0, -25) C. (-4, -7) D. (4, 7)
Mathematics