Evaluate the expression 8x2+9y 8
x
2
+
9
y
for x = 2 and y = 10.

646
646

122
122

346
346

162

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.