Solve the problem.You inherit $70,000 from a very wealthy grandparent, with the stipulation that for the first year, the money must be invested in two stocks paying 4% and 10% annual interest, respectively. How much should be invested at each rate if the total interest earned for the year is to be $4000?
A. $20,000 invested at 4%; $50,000 invested at 10%
B. $50,000 invested at 4%; $20,000 invested at 10%
C. $30,000 invested at 4%; $40,000 invested at 10%
D. $40,000 invested at 4%; $30,000 invested at 10%
Answer: B
Mathematics
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Solve the initial value problem.
= 1; y "(0) = -3, y '(0) = 4, y(0) = 5
A. y = 5
B. y = 
x3 - 
x2 + 4x + 5
C. y = 
x3 + 
x2 + 4
D. y = 
x3 - 
x2 + 4x + 5
Mathematics
Find the absolute extreme values of each function on the interval.f(x) = 
x + 2; -3 ? x ? 3
A. Maximum= 
and minimum = 
B. Maximum 
and minimum = 
C. Maximum = 
and minimum = 
D. Maximum = 
; and minimum = 
Mathematics
Find the power of i.i-17
A. 1 B. -i C. i D. -1
Mathematics
Perform the indicated operation or operations. Simplify, if possible.
- 
A. 3y
B. 0
C. 
D. 
Mathematics