The fish population in a local stream is decreasing at a rate of 2.5% per year. The original population was 45,000. Write an exponential function to model this situation. Use y and x as your variables.

1. Factor the expression 36a^4b^10-81a^16b^20 using the two different techniques listed for Parts 1 (a) and 1 (b). (a) Factor the given expression using the GCF monomial. (b) Factor the given expression using the difference of squares

Jerry has $150 in his checking account. He withdraws $7.50 a day for lunch. Which of the following equations and solutions represent the number of days, x, it will take for Jerry's account to have a balance of $112.50?

Solve the quadratic equation (x-3) 2 = 49

The selling price s, of an item is s=c+me, where c is the cost of the item and m is the percent markup based on the cost. What is the formula solved for m?

David drove 634 miles on 19.8 gallons of gas. What was his gas mileage, rounded to the nearest mpg? A) 24 mpg B) 27 mpg C) 32 mpg

Multiply: (3x + 2) (3x - 2) a.-3x² - 4 b. 6x² - 4 c. 6x² + 4 d. 9x² - 4

A class conduct a survey of 1000 students 6% of the students have forgotten their locker combinations how many students have forgotten their locker combinations

What is the answer too this (3x+3) (x+4)

If i hace 2 f's and i am homeschooled will i get held back and repeat the 7th grade?

6*10^-2 is how many times as 2•10-8