Use the given trigonometric function value of ? to find the requested trigonometric function value of the acute angle ?. Rationalize the denominators where necessary.tan ? = 
Find cos ?.
A. 
B. 
C. 
D. 
Answer: A
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 1 for r(t) = t5i + 2ln
j + 
k
A. a(1) = 20i + 
j - 12k
B. a(1) = 20i - 2j - 12k
C. a(1) = 20i + 2j + 12k
D. a(1) = 20i + 
j + 12k
Find the discount and proceeds on the simple discount note. Round to the nearest cent.Maturity value: $63,370.00Discount rate: 10.75%Time (days): 40
A. Discount: $746.55 Proceeds: $62,623.45 B. Discount: $0.00 Proceeds: $63,370.00 C. Discount: $6812.27 Proceeds: $56,557.73 D. Discount: $756.92 Proceeds: $62,613.08
Arrange in order from smallest to largest.1.864, 1.648, 1.684, 1.468
A. 1.468, 1.648, 1.684, 1.864 B. 1.468, 1.684, 1.648, 1.864 C. 1.864, 1.684, 1.648, 1.468 D. 1.864, 1.648, 1.684, 1.468
Construct a scatter plot of the data in the table. 
A. 
B. 
C. 
D. 