Find the perimeter. Use 3.14 for ?.
A. 18.84 ft
B. 30.84 ft
C. 37.68 ft
D. 49.68 ft
Answer: B
Mathematics
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State whether the function is a polynomial function or not. If it is, give its degree.f(x) = 5x + 6x3
A. Yes; degree 6 B. Yes; degree 3 C. Yes; degree 1 D. Yes; degree 5
Mathematics
Multiply. Write the result in the form a + bi.(9 - 3i)(2 + 4i)
A. 30 + 30i B. 6 - 42i C. -12i2 + 30i + 18 D. 30 - 30i
Mathematics
Change to the equivalent decimal.
A. 76 B. 0.76 C. 0.13 D. 7.6
Mathematics
Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Mathematics