Complete the identity.x2 + 6x = ?
A. (x + 3)2 - 9
B. (x + 6)2 - 36
C. (x + 3)2 + 9
D. (x - 3)2 + 9
Answer: A
Mathematics
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Translate the expression into the language of algebra. Use the variable x to represent the number.Nine times a number
A. 1 + 9x B. 9 - x C. x + 9 D. 9x
Mathematics
Solve the equation.
= 
A. 
B. 
C. 
D. 
Mathematics
Find an equation in slope-intercept form of the line satisfying the specified conditions.Through (7, 9), perpendicular to -7x + 8y = -33
A. y = - 
x + 17
B. y = 
x - 17
C. y = 
x + 
D. y = - 
x - 
Mathematics
Find the center-radius form for the circle having the given endpoints of a diameter.(6, -2) and (-4, 4)
A. (x + 1)2 + (y + 1)2 = 34 B. (x - 1)2 + (y - 1)2 = 34 C. (x - 1)2 + (y - 1)2 = 136 D. (x + 1)2 + (y + 1)2 = 136
Mathematics