Determine the degree of the given polynomial.3xy + 5y
A. 0
B. 2
C. 11
D. 3
E. 1
Answer: B
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Express the number in scientific notation.0.0000066716
A. 6.6716 × 10-7 B. 6.6716 × 106 C. 6.6716 × 10-5 D. 6.6716 × 10-6
Provide an appropriate response.A blueprint calls for a piece of bar stock 
in. long. If a tolerance of ±
in. is allowed, what is the longest permissible measurement for the bar stock?
A. 
B. 
C. 
D. 
Solve.A carpenter wants to cut the largest possible ellipse from a 9 ft by 11 ft rectangular board. After the foci are located, a string is connected to them and pulled taut by a pencil in order to draw the ellipse. Find the length of the string.
A. 9 ft B. 18 ft C. 11 ft D. 22 ft
Use the product-to-sum or sum-to-product identities to find an identity for the given expression.8 sin 6? cos 13?
A. -4(sin 19? + sin 7?) B. 4(sin 19? - sin 7?) C. 4(cos 19? + sin 7?) D. 4(sin 7? - cos 7?)