Provide an appropriate response.Find and explain the mistake(s); then work the problem correctly.(4x - 9y)(4x - 9y) = 16x2 + 81y2
What will be an ideal response?
Explanations will vary. The correct answer is 16x2 - 72xy + 81y2.
Mathematics
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Find the coordinates of the vertices of the polygon in its new position. ? Original coordinates of vertices: (-5, -3), (-3, 6), (-5, -4), (-4, -7) Shift: three units to the right, four units upward ?
A. (-2, 1), (0, 10), (-2, 0), (-1, -3) B. (1, 1), (0, 10), (-2, 0), (-1, -3) C. (2, 1), (0, 10), (-2, 0), (-1, -3) D. (3, 1), (0, 10), (-2, 0), (-1, -3) E. (4, 1), (0, 10), (-2, 0), (-1, -3)
Mathematics
Solve the following inequality for x, where x is an integer.43x > 16
A. x < 1 B. x ? 0 C. x < 2 D. x ? 1
Mathematics
Find the amplitude.y = -3 cos(4x - ?)
A. 4 B. 3 C. ? D. -12
Mathematics
Convert the units using unit fractions.4500 lb = 
tons
A. 3
B. 4
C. 1
D. 2
Mathematics