Solve.In the equation y = cos x, where would you insert a nonzero constant if you wanted to change 
amplitude of the graph or 
period?
What will be an ideal response?
To change the amplitude, place a nonzero constant in front of cos x. To change the period, place a nonzero constant in front of x.
Mathematics
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Find an equation for the ellipse described.Center at (0, 0); focus at (-7, 0); vertex at (8, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Solve.x4 - 5x2 + 4 = 0
A. -2, -1, 1, 2 B. -4, 4 C. -5, 5 D. -2, 2
Mathematics
Use the given information about the polynomial function f(x) to write its complete factored form.f(x) = -3x2 + 6x + 72; zeros: 6 and -4
A. f(x) = 3(x - 6)(x + 4) B. f(x) = -3(x - 6)(x + 4) C. f(x) = -3(x + 6)(x - 4) D. f(x) = (x - 6)(x + 4)
Mathematics
Graph the equation by plotting three points and connecting them.y = -4x - 6
A. 
B. 
C. 
D. 
Mathematics