Multiply.[5x + (4y - 4)]2
A. 25x2 + 16y2 + 16
B. 25x2 + 40xy - 40x + 16y2 - 32y + 16
C. 25x2 - 80xy + 16
D. 25x2 - 160xy + 16
Answer: B
Mathematics
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Write the equation in standard form. Then identify the vertex of the parabola.x = -2y2 + 9y - 7
A. x = -2
2 + 
; 
B. x = -2
2 + 
; 
C. x = -2
2 + 
; 
D. x = 2
2 - 
; 
Mathematics
Determine whether the statement is true or false.
2 + 
2= 
2
A. False B. True
Mathematics
Graph the equation as a solid line. Graph the inverse relation as a dashed line on the same axes by reflecting across the line y = x.y = x3 + 5
A. 
B. 
C. 
D. 
Mathematics
Write a formula for the general term (the nth term) of the geometric sequence.2, -4, 8, -16, 32, . . .
A. an = 2(-2)n B. an = 2(-2n) C. an = a1 - 2n D. an = 2(-2)n - 1
Mathematics