Find the value of the expression using the given values.
?x = 4, y = -3
A. 7
B. 1
C. 5
D. 12
Answer: C
Mathematics
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Find the general solution of the equation.y'(x) = y - 7
A. y = Cex - 7 B. y = Cex + 7 C. y = Ce7x - 7 D. y = Ce7x
Mathematics
Solve the problem.The ratio of the lengths of strings that play the notes D and B is 27 to 16. If a string 32 cm long plays a B, what is the length of the string that plays a D?
A. 32 cm B. 54 cm C. 48 cm D. 59 cm
Mathematics
Provide an appropriate response.Write the largest five-digit number possible using the digits 5, 2, and 7. Use each digit at least once.
A. 77,572 B. 77,752 C. 77,725 D. 75,772
Mathematics
Solve the equation for the specified variable.P = 
for r
A. r = 
B. r = 
C. r = 
D. r = P - tA
Mathematics