exam
Maths Puzzle
Numerical Ability
Graph:
y > 3
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exam Other Question
O.k the problems are:(-7)to the power of 5 times (-7) times the power of -2. It said on the worksheet to wite the product without exponents. How can you solve it?
3 over a^2-9 + 2 over a+3
all over
4 over a^2 -9 + 1 over a+3
the answer is 2a-3 over a+1
show how you would get that