a) Complete the table of values for y = x2 – 2x - 3 А В -2 Х - 1 0 1 2. 3 4 С у 5 0 -3 -4 -3 0 5 34 b) i) Which of the three curves drawn matches y = x2 - 2x - 3? A -15-4 -3 0 I 2 B ii) Estimate the value of y when x= 2.5 -3 iii) Find the values of x when y = 1 5

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

What is the square root of 45? (step by step working plz)

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?