Factor and simplify the expression.sec4x + sec2x tan2x - 2 tan4x
A. 4 sec2x
B. sec2x + 2
C. tan2x - 1
D. 3 sec2x - 2
Answer: D
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V1 = 7 V and V2 = 3.6 V. Find E.
a. 3.4 V
b. 3.6 V
c. 4.3 V
d. 7.0 V
e. 10.6 V
Solve the problem.A company predicts that sales will increase rapidly after a new product is released, with the number of units sold weekly modeled by N = 3000(0.1)0.5t, where t represents the number of weeks after the product is released. How many units per week were sold at the beginning of the campaign?
A. 360 units B. 3000 units C. 300 units D. 150 units
Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = e2x + 32x + y = 3
A. (-0.75, -4.50) B. (0.75, -4.50) C. (0.75, 4.50) D. (-0.75, 4.50)
Solve for the variable.
+ 
= - 
A. x = - 2
B. x = 
C. x = - 7
D. x = 2