exam
Maths Puzzle
Numerical Ability
the total value of the pennies and nickels was 14.50. hala counted the coins and found that there were 450 in ll.how many of each ocoin did she have?
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exam Other Question
15x-20 factor it completly, please.
could someone help me with this?
Which of the following functions is an even function?
1. f(x)=4x-2
2. f(x)=/6x+8/
3. f(x)=3-x^2
4. f(x)=x/x+1