3. Estimate the value of each expression. Explain to a partner how you made your estimate. Next, check your estimate with a calculator,
a. log 90
b. log 1,005
c. log 9
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Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Two numbers have a sum of 93. if one number is p, express the other number in terms of p.