exam
Maths Puzzle
Numerical Ability
The difference of two numbers is 35. The second is 1 less than 3 times the first. What are the two numbers?
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exam Other Question
Subtract the polynomials. Write your answer in standard form.
(3x^4+5x^2+x-7)-(x^3+6x^2-4)
what is the image distance i for an object that is 2,000,000 mm, from a 250mm telephoto lense , if the formula for the focal length F for a camera lens is: l
over f= l over o + l over i. (f= focal, o= objec, i= image)