Which polynomial is a perfect square trinomial?
a. 25^x2 − 20x − 16
b. 9a^2 − 30a − 25
c. 25b^2 − 15b 9
d. 16x^2 − 24x 9?

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28