Perform the matrix operation.Let A =
and B = 
. Find 4A + B.
A. 
B. 
C. 
D. 
Answer: A
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Find the perimeter of the shape made up of rectangles and squares.
A. 91 yd B. 48 yd C. 96 yd D. not enough information given
Write as the sum and/or difference of logarithms. Express powers as factors.logw
A. logw9x -logw5 B. logw9 +logwx - logw5 C. logw9 +logwx + logw5 D. logw4x
Find the dimension of the matrix.
A. 3 × 5 B. 15 C. 5 × 3 D. -6, 1, -7, 8, -4, -1, 7
Solve the problem.A polygon with n sides has D diagonals, where D is given by the function D(n) = 
. Find the number of sides n if 77 ? D ? 135.
A. The number of sides is between 13 and 19, inclusive. B. The number of sides is between 15 and 18, inclusive. C. The number of sides is between 12 and 19, inclusive. D. The number of sides is between 14 and 18, inclusive.