Simplify.2[25 + 2(6 + 2)]
A. 78
B. 82
C. 26
D. 432
Answer: B
Mathematics
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Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 5i + 3j + 4k, v = -10i - 6j - 8k
A. 5;
(-5i - 3j - 4k)
B. 5;
(-5i - 3j - 4k)
C. 0; no direction
D. 0; -5i- 3j - 4k
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Solve the equation.4(7 - 3x) =
A. {-3}
B. {4}
C. {3}
D.
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Determine whether the graph representing the equation is symmetric with respect to the x-axis, the y-axis, the origin or none.4x2 + 4y2 - 6 = 1
A. y-axis only B. x-axis, y-axis, origin C. x-axis only D. origin only
Mathematics
Find the radius or diameter as requested.Find the radius.
A. 1.7 ft B. 0.85 ft C. 9.07 ft D. 5.338 ft
Mathematics