exam Maths Puzzle Numerical Ability

Can you please help? I can not figure out how to do this.

Use the ac test to determine which of the following trinomials can be factored. Find the values of m and n for each tri

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exam Other Question

Solve the equation y = 3x+5/7x-4 for x. I have used the distributive property to get the equation to y*(7x-4) = 3x +5 and then y*(7x-4)-3x - 5 = 0 but from this point on I just ke For the total population of a large Southern city, mean family income is $34,000, with a standard deviation of $5,000.

(a) Imagine that you take a subsample of 200 city resident