Solve the problem.In a local election, 45,000 people voted. This was an increase of 5% over the last election. How many people voted in the last election? Round to the nearest whole number.
A. 47,250 people
B. 47,368 people
C. 42,857 people
D. 42,750 people
Answer: C
Mathematics
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Find the magnitude.Let u = 
and v = 
. Find the magnitude (length) of the vector: 5u - v.
A. 123
B. 130
C. 
D. 
Mathematics
Integrate the given expression.
dx
A. 
(x4 - 2x3)6 + C
B. (x4 - 2x3)6 + C
C. 
(x4 - 2x3)5 + C
D. 4x3 - 6x2 + C
Mathematics
Solve the differential equation.x 
= y + (x2 - 4)2
A. y = 
x4 - 32x ln x+ cx
B. y = 
x3 - 8x - 
+ c
C. y = 
x4 - 8x2 - 16 + cx
D. y = x4 - x2 - 16 + cx
Mathematics
Write each whole number in expanded form.2070
A. 20,000 + 7000 B. 2000 + 70 C. 200 + 7 D. 207,000
Mathematics