Plot the graph of the equation. Check for symmetries and find all x- and y-intercepts.y = x4 - 9x2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the formula for the specified variable.F = 
C + 32; for C
A. C = 
B. C = 
(F - 32)
C. C = 
(F - 32)
D. C = 
Mathematics
Find the linear approximating polynomial for the function centered at a.f(x) = tan x, a = ?
A. p1(x) = x + ? B. p1(x) = x - ? C. p1(x) = x - 4? D. p1(x) = 4x - ?
Mathematics
Using the graph of the parabola, determine the coordinates of the vertex and focus, and the equation of the directrix.
A. Vertex (-2, -3), focus (-2, -4), directrix y = -2 B. Vertex (-2, -3), focus (-2, -2), directrix x = -4 C. Vertex (-2, -3), focus (-2, -2), directrix y = -4 D. Vertex (-2, -2), focus (-2, -3), directrix y = -4
Mathematics
Multiply.7x(8x + 12)
A. 140x2 B. 56x2 + 12x C. 56x2 + 84x D. 8x2 + 84x
Mathematics