Answer the question or solve the problem.Under what conditions must the inequality symbol be reversed when solving an inequality?
What will be an ideal response?
When multiplying or dividing by a negative number.
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Solve the problem.A rectangular steel plate expands as it is heated. Find the rate of change of area with respect to temperature T when the width is 
and the length is 
if 
and 
A. 3.6 x 10-5 cm2/°C B. 1.9 x 10-5 cm2/°C C. 4 x 10-5 cm2/°C D. 0.8 x 10-5 cm2/°C
Solve the problem.A stockbroker bought 65 shares of stock for $28.04 each. What was the total amount of the purchase?
A. $1822.71 B. $1822.50 C. $1822.60 D. $1822.70
Find the real solutions of the equation.5x4 + 13x2 - 6 = 0
A. {- 
, 
B. {- 
, 
}
C. {- 
, 
}
D. {- 
, 
}
Solve.A football player signs a contract with a starting salary of $820,000 per year and an annual increase of 6.5% beginning in the second year. What will the athlete's salary be, to the nearest dollar, in the seventh year?
A. $1,198,636 B. $1,196,497 C. $1,197,456 D. $1,195,133