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.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. How long will it take for the population of a certain country to double if its annual growth rate is 5.7%? Round to the nearest year.
A. 5 yr B. 1 yr C. 35 yr D. 12 yr
Solve the problem.A pizza parlor offers five toppings on its pizza. How many different pizzas are there with two, three or four toppings?
What will be an ideal response?
Provide an appropriate response.Fill in the blanks with the correct numbers.The opposite of -7 is _____.The absolute value of -7 is _____.The opposite of the absolute value of -7 is _____.The absolute value of the opposite of -7 is _____.
Fill in the blank(s) with the appropriate word(s).
A ball is tossed upward and then falls to the ground. Its height after t seconds is given by the function 
. During the period the rock is rising, what can be said about 
?
?
A. is positive.
B. is negative.
C. is zero.
D. None of the above