Perform the indicated operation. Assume that all variables are nonnegative.(4
- 5)2
A. 75 - 40
B. 55 - 40
C. 105 - 40
D. 105 + 40
Answer: C
Mathematics
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Find the triple scalar product (u x v) ? w of the given vectors.u = i + j + k; v = 7i + 8j + 4k; w = 6i + 2j + 9k
A. 55 B. 59 C. 69 D. -9
Mathematics
Use a graphing calculator to estimate the solution of the equation to two decimal places.2.5(1.9x + 7.9) - 9.27(1.7x - 3.27) = 0
A. {2.44} B. {0.42} C. {2.36} D. {4.55}
Mathematics
Use a calculator to find the root or power rounded to six decimal places.
A. 28.764062 B. 28.089144 C. 28.086144 D. 28.094144
Mathematics
Assuming that the equations define x and y implicitly as differentiable functions 
find the slope of the curve 
at the given value of t.2x + 4x3/2 = t3 + t, y(t + 1) - 4t
= 25, t = 0
A. 10
B. - 
C. -5
D. -10
Mathematics