Find values for the variables so that the matrices are equal.
= 
A. x = 3; y = 11; z = 56
B. x = 11; y = 10; z = 3
C. x = 10; y = 16; z = 392
D. x = 3; y = 6; z = 8
Answer: D
You might also like to view...
Estimate by rounding.
A. 800 B. 400 C. 500 D. 452
Solve the right triangle shown in the figure. Round lengths to one decimal place and express angles to the nearest tenth of a degree. 
A = 31°, b = 46.1
A. B = 31°, a = 76.7, c = 39.5 B. B = 59°, a = 76.7, c = 89.5 C. B = 31°, a = 39.5, c = 27.7 D. B = 59°, a = 27.7, c = 53.8
Use the table of record trout lengths at Yosemite Lake to answer the question. To find the average, add up the values you are interested in and then divide the sum by the number of values. Round your answer to the nearest tenth.
Find the average length of record trout caught on a holiday weekend (Saturday, Sunday, Monday).
A. 12.6 in. B. 13.2 in. C. 9.4 in. D. 11.8 in.
Find a polynomial of least degree with only real coefficients and having the given zeros.-
, 
, and -7 (multiplicity 2)
A. f(x) = x3 - 7x2 - 6x + 42 B. f(x) = x4 - 14x3 - 43x2 + 84x + 294 C. f(x) = x3 + 7x2 - 6x - 42 D. f(x) = x4 + 14x3 + 43x2 - 84x - 294