Find the difference.[-21.3 + (16.3 - 3.2)] - 2.8
A. -5.4
B. 31.6
C. -38
D. -11
Answer: D
Mathematics
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Solve the equation.4k2 - 35k - 9 = 0
A. 
B. 
C. {-4, 9}
D. 
Mathematics
Multiply. Write the answer in lowest terms.
? 
A. 12z
B. 
C. 
D. 
Mathematics
y? = sin (x y), y (0) = 1, ?x = 0.1
For the initial-value problem, use (a) Euler’s method and (b) the Runge-Kutta method with the given step size ?x to approximate y (2).
Mathematics
Solve.The distance between two cities is 575 kilometers. Convert this to miles. Round answer to the nearest hundredth, if necessary.
A. 626.75 mi B. 925.75 mi C. 172.5 mi D. 356.5 mi
Mathematics