exam
Maths Puzzle
Numerical Ability
determine the 8th term of the following geometric sequence?
3,9,27
write your answer as a single integer value, not an expression.
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exam Other Question
It says to simplify:
a/8-3/2a^2 (/ is a radical sign)
I have come to the conclusion that this can not be simplified! Am I right?
Thanks for your input!
ac
The sum of twho numbers is 89. Adding four times the first number to the second number gives 155. WHich one of the follwoing equaitons expresses this problem algebraically?