Divide and simplify to the form a + bi.
A. +
i
B. +
i
C. +
i
D. -
i
Answer: A
Mathematics
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Mathematics
Find the value of the expression.log8(88.2)
A. 8 B. 25,429,504.2 C. 8.2 D. -8.2
Mathematics
Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at and
. The cross sections perpendicular to the x-axis between these planes are squares whose bases run from the semicircle
to the semicircle
.
A.
B.
C.
D.
Mathematics
Find the product.(5y2 - y + 3)(-4y3 - 5y + 3)
A. 20y6 + 4y4 + 37y3 + 20y2 - 18y + 9 B. -20y5 + 5y2 + 9 C. -20y5 + 4y4 - 37y3 + 20y2 - 18y + 9 D. -20y5 - 4y4 - 37y3 + 20y2 - 18y - 9
Mathematics