Graph f on the interval [-2?, 2?] using dot mode.f(t) = sec 4t 
A. 
B. 
C. 
D. 
Answer: A
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Factor.a2 - 5ab - 36b2
A. (a - 4b)(a + 9b) B. (a + 4b)(a - 9b) C. (a - 4b)(a + b) D. prime
Solve the problem.A set of chairs costs $262. The sales tax is $18.34. What is the sales tax rate?
A. 8% B. 7% C. 0.7% D. 9%
Set up the linear programming problem.A steel company produces two types of machine dies, part A and part B and is bound by the following constraints:? Part A requires 1 hour of casting time and 10 hours of firing time. ? Part B requires 4 hours of casting time and 3 hours of firing time.? The maximum number of hours per week available for casting and firing are 100 and 70, respectively.? The cost to the company is $0.75 per part A and $3.00 per part B. Total weekly costs cannot exceed $45.00.Let x = the number of part A produced in a week and 
number of part B produced in a week. Write a system of three inequalities that describes these constraints.
A. 
B. 
C. 
D. 
Evaluate the expression for other given values of the variables.24 - z2 for z = -4
A. 192 B. 8 C. 32 D. 40