Write the expression in standard form.(4 - 6i)(4 + 5i)

A. -14 - 44i
B. 46 + 4i
C. -30i2 - 4i + 16
D. 46 - 4i


Answer: D

Mathematics

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Fill in each blank with the appropriate response.The graph of y = - (x + 3)2 - 8 can be obtained from the graph of y = x2 by shifting horizontally  units to the , vertically compressing by a factor of , reflecting across the -axis, and shifting

vertically  units in the  direction.

A. 3; right; ; x; 8; upward
B. 3; left; 8; x; ; downward
C. 3; left; ; x; 8; downward
D. 3; right; ; x; 8; downward

Mathematics

Use the given conditions to write an equation for the line in slope-intercept form.Passing through (2, 5) and (1, 8)

A. y - 5 = - 3(x - 2) B. y = - 3x + 11 C. y = mx + 11 D. y = 3x + 11

Mathematics

Perform the indicated elementary row operations.(-7)R2 + R1

A.

B.

C.

D.

Mathematics

Find the equation of the hyperbola satisfying the given conditions.Vertices (±12, 0); asymptotes y = ± x

A.  -  = 3600
B.  -  = 12
C.  -  = 1
D.  -  = 1

Mathematics