Establish the identity.sec 4 x - tan 4 x = sec 2 x + tan 2 x
What will be an ideal response?
sec 4 x - tan 4 x = (sec 2 x + tan 2 x)(sec 2 x - tan 2 x) = (sec 2 x + tan 2 x)(1) = sec 2 x + tan 2 x.
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Translate the following into algebraic expressions.The pitch "P" of a gear is equal to the number of teeth "N "on the gear divided by the pitch diameter "D".
A. D = NP
B. P = ND
C. D = 
D. P = 
Find the total cost.1211 gallons of paintat $3 per gallon
A. $404 B. $1214 C. $1208 D. $3633
The following question refers to a school district with three high schools. The total number of students in the district is 3000. The teachers within the district are apportioned to the high schools based on the schools' respective enrollments. The standard quota for each school is given in the following table.
Find the standard divisor for this apportionment problem.
A. 30 B. 10 C. 300 D. 100 E. none of these
Indicate in which quadrant the point lies.(-19, 8)
A. IV B. I C. III D. II