Simplify
-4x²
Mathematics
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Use the given row transformation to change the matrix as indicated.
; 2 times row 1 added to row 2
A. 
B. 
C. 
D. 
Mathematics
Find the dot product v ? w.v = -4i,
w = -3j
A. 0 B. 12 C. -7 D. 5
Mathematics
Solve the problem.Randy invested his inheritance in an account that paid 
interest, compounded continuously. After 7 years, he found that he now had 
. What was the original amount of his inheritance?
A. $35,889.00 B. $25,084.52 C. $36,889.00 D. $37,889.00
Mathematics
A spring with a 16-kg mass has natural length 0.8 m and is maintained stretched to a length of m by a force of 19.6 N. If the spring is compressed to a length of 0.4 m and then released with zero velocity, find the position x(t) of the mass at any time .
What will be an ideal response?
Mathematics