Verify that each equation is an identity.7 csc2? - 3 cot2? = 4 csc2? + 3
What will be an ideal response?
7 csc2? - 3 cot2? = 4 csc2? + 3 csc2? - 3 cot2? = 4 csc2? + 3 (csc2? - cot2?) = 4 csc2? + 3
Mathematics
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Solve the problem.The parabola y2 = -6x is shifted down 3 units and left 2 units. Find an equation for the new parabola and find the new vertex.
A. (y + 2) 2 = -6(x + 3); vertex; (-3, -2) B. (y + 3) 2 = -6(x + 2); vertex; (-2, -3) C. (y - 3) 2 = -6(x - 2); vertex; (-2, -3) D. (y - 2) 2 = -6(x - 3); vertex; (-3, -2)
Mathematics
Find the equation of the axis of symmetry of the parabola.y = 3x2 + 30x + 74
A. x = 5 B. x = -5 C. x = -1 D. x = 1
Mathematics
y is a solution of the differential equation.
?
? any constant; 
?
A. ?True B. ?False
Mathematics
Find fraction notation.0.39393939 . . .
A. 
B. 
C. 
D. 
Mathematics