Multiply.(x + 6y)(x - 9y)
A. x2 - 3xy - 54y2
B. x2 - 3xy - 3y2
C. x - 3xy - 54y
D. x2 - 6xy - 54y2
Answer: A
Mathematics
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Graph the linear equation.y = 3
A. 
B. 
C. 
D. 
Mathematics
Find the coordinates of the centroid (to the nearest 0.01 in.) of the uniform flat-plate machine part shown.
A. (3.22 in., 1.96 in.) B. (2.88 in., 1.75 in.) C. (3.22 in., 2.90 in.) D. (2.90 in., 1.64 in.)
Mathematics
Factor completely.x2 - x - 40
A. (x - 5)(x + 8) B. (x + 5)(x - 8) C. (x - 40)(x + 1) D. Prime
Mathematics
Find the slope and the y-intercept of the line with the given equation.y = 4x + 12
A. m = 4; y-intercept = 12
B. m = 
; y-intercept = 12
C. m = -4; y-intercept = -12
D. m = 12; y-intercept = 4
Mathematics