1) A boy received a collection of 30 baseball cards and decided to start collecting. If he adds 2 stamps every month, how long it will take to have 50 stamps in his collection.
2) A girl opens a saving account with $100 and the bank pays 1 % monthly interest rate, how much money she will have after 12 months if she does not deposit or draw any amount.
:P
Answer:
(-2,1)
Step-by-step explanation:
The bracket is an opened interval
zero is neutral either positive or Negative
so the range of values in (-2,1) is -1,0 with corresponding values 2 each
hence, they're positive
Answer:
10/5 = 2
so its 2>1
Step-by-step explanation:
Mutiply them all out, you'll get quadratic equations. Replace x's with numbers and then you'll be able to draw the graphs
Negative square root of 25 is -5
Negative square root of 100 is -10