Find the slope and the y-intercept of the given line.y = -4x + 7
A. -4, (0, -7)
B. 7, (0, -4)
C. -7, (0, -4)
D. -4, (0, 7)
Answer: D
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Describe the given set of points with a single equation or with a pair of equations.The plane perpendicular to the y-axis and passing through the point (9, -5, -10)
A. x - 5 + z = 0 B. y = -5 C. 9x - 10z = 0 and y = -5 D. x = 9 and z = -10
Find the surface area of the solid.Find the surface area of a right regular hexagonal pyramid with sides 2 cm and slant height 7 cm. Round to the nearest hundredth.
A. 52.40 cm2 B. 47.20 cm2 C. 84.00 cm2 D. 36.37 cm2
Determine the row operation that was used on the first matrix to obtain the second matrix.
, 
What will be an ideal response?
Matrix A is given. Find appropriate identity matrices Im and In such that ImA = A and AIn = A.A = 
A. Im = In = 
B. Im = 
, In = 
C. Im = In = 
D. Im = 
, In = 