Find f(-2) f(x)=9x^2-5x+2
f(-2) means replace x in the equation with -2:
f(-2)=9(-2)^2-5(-2)+2
= 9(4) +10 + 2
= 36 +10 + 2
= 48
f(-2) = 48
Answer:
31.4
Step-by-step explanation:
3.14 x 2 x 5 = 31.4
Answer:
when x = 3, x would equal 3 since x can be substituted as 3, aka chancge any xes into 3 if they give you yhat info
Step-by-step explanation:
there are 16 ounces to a pound
10/5 = 2 ounces per day
16/2 = 8
so it took 8 days to eat 1 ppound