t/30 + t/20 = 1
12 minutes
Step-by-step explanation:
just did the instruction on edgenuity
Answer:
156
f(x)= 4^(2x) -100
Let x =2
f(2)= 4^(2*2) -100
= 4^4 - 100
= 256 -100
= 156
5700 grams
1 kg = 1000 grams
5.7 kg = 5.7 × 1000
=> 5700 grams
hope it helps!
