Use the distributive property to remove parentheses and write the product as a sum. Simplify if possible.8(x + 9)
A. 8x + 72
B. x + 72
C. 72x
D. 8x + 9
Answer: A
Mathematics
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Provide an appropriate response.Show that A = au + bv is orthogonal to B = bu - av, where u and v are orthogonal unit vectors.
What will be an ideal response?
Mathematics
Adjust the problem so that the coefficient is in the proper form.26 × 102
A. 2.6 × 101 B. 2.6 × 103 C. 2.6 × 102 D. 0.26 × 102
Mathematics
Identify the correspondence.The two triangles shown below are congruent. List the vertices corresponding to A, B ,and C in order. 
A. X, Y and Z B. Y,X and Z C. Z, X and Y D. Y, Z and X
Mathematics
Find the median. If necessary, round to one decimal place.1.5, 0.3, 0.5, 1.5, 0.1, 1.7, 0.1, 1.8, 2.2
A. 1.5 B. 0.8 C. 1.1 D. 1
Mathematics