Write the number in trigonometric form. Let 0° ? ? < 360°.4
A. 4(cos 90° + i sin 90°)
B. 4(cos 0° + i sin 0°)
C. 4(cos 270° + i sin 270°)
D. 4(cos 180° + i sin 180°)
Answer: B
Mathematics
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The number N, in millions, of Americans with Internet access t years after 1990 is modeled by the function
.
?
For what value of N is Internet access growing at the fastest rate? Round your answer to two decimal places, if necessary.
?
A. 
B. 
C. 
D. 
Mathematics
Multiply.136(0.1)
A. 13.6 B. 13,600 C. 1360 D. 1.36
Mathematics
Find an equation of the tangent line to the graph of 
at the point (3, 11).
What will be an ideal response?
Mathematics
Find the value of the missing number.? + 23 = -21
A. -2 B. 44 C. 2 D. -44
Mathematics