Find the dimension of the matrix. Tell if the matrix is a square, column, or row matrix, when applicable.
A. 4 × 2
B. 2 × 4
C. 3 × 2
D. 2 × 3
Answer: B
Mathematics
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Use cross products to determine whether the pair of fractions is equivalent.
and 
A. not equivalent B. equivalent
Mathematics
Find the slope of the line passing through the points (-3, 5) and (7, 13).
What will be an ideal response?
Mathematics
Use the Intermediate Value Theorem to determine whether the polynomial function has a zero in the given interval.f(x) = -5x4 + 6x2 + 1; [-2, -1]
A. f(-2) = 55 and f(-1) = 3; no B. f(-2) = -55 and f(-1) = -2; no C. f(-2) = -55 and f(-1) = 2; yes D. f(-2) = 55 and f(-1) = -2; yes
Mathematics
Determine whether the statement is true or false. Justify your answer. ? The graph of y = 3cscx can be obtained on a calculator by graphing the reciprocal of y = 3sinx. ?
A. True B. False
Mathematics