Write one or more inequalities that describe the set of points.The half-space consisting of the points behind the yz-plane
A. x ? 0
B. y ? 0, z ? 0
C. y < 0, z < 0
D. x < 0
Answer: D
Mathematics
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Find an equation for the tangent to the curve at the given point.y = x - x2, (-4, -20)
A. y = -9x + 16 B. y = 9x + 16 C. y = -7x + 16 D. y = -7x - 16
Mathematics
Fill in the blank with the appropriate answer.A(n) ________________ angle is an angle with a measure greater than 90° and less than 180°.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Graph the equation.y = -2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A company manufactures three products. The graph shows the production from 1986 to 1996. In what year did the production of C equal the production of A?
A. 600,000 B. 1996 C. 650,000 D. 1991
Mathematics