Perform the indicated operation or operations.7.3 - (-3.8)
A. 11.1
B. 3.5
C. -11.1
D. -3.5
Answer: A
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Provide an appropriate response.Perform the indicated operation, rationalize denominator, and simplify if possible: 
Fill in the blank(s) with the appropriate word(s).
Solve the problem.The optimal angle of elevation ? that a shot-putter should aim for in order to throw the greatest distance depends on the velocity v of the throw and the initial height h of the shot. One model for ? that achieves this maximum distance is ? = sin-1
. Suppose a shot-putter can consistently release the steel ball with velocity of 40 feet per second from an initial height h of 5.7 feet. What angle, to the nearest degree, will maximize the distance?
A. 68° B. 46° C. 42° D. 64°
Provide an appropriate response.Explain why this sequence of steps is incorrect:log364?= log3
= log3(-8) + log3(-8)
What will be an ideal response?
Provide an appropriate response.The price charged for cases of 2 different soft drinks at two different stores can be represented by the matrix 
The number of cases of each soft drink sold at each store can be represented by the matrix 
Show that the transpose of the income generated (PQ)T is equal to the product of the transposes of P and Q in reverse order, QTPT.
What will be an ideal response?