Translate to an algebraic expression using the variable, x.3 less than 7 times a number
A. 3 - 7x
B. 7x - 3
C. 7 - 3x
D. 3x - 7
Answer: B
Mathematics
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Find T, N, and B for the given space curve.r(t) = 
(1 + t)3/2i + 
(1 - t)3/2j + 2tk
A. T = 
i - 
j + 
k; N = 
i + 
j ; B = - 
i + 
j + 
k
B. T = 
i - 
j + 
k; N = 
i + 
j; B = - 
i + 
j + 
k
C. T = 
i + 
j + 
k; N = 
i + 
j; B = 
i + 
j + 
k
D. T = 4
i - 4
j + 2k; N = 3
i + 3
j; B = - 1
i + 1
j + 4
k
Mathematics
Add the given vectors.
A. R = 4400, ? = 34° B. R = 2200, ? = 55° C. R = 4400, ? = 214° D. R = 1800, ? = 235°
Mathematics
Solve the problem.A pool table with a list price of $395 is sold by a wholesaler at a net cost of $252.80. Find the single trade discount rate being offered. Round to the nearest tenth of a percent if necessary.
A. 55.3% B. 64% C. 36% D. 56.3%
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics