exam Maths Puzzle Numerical Ability

256x^2 = 36
a. -3/8, 3/8
b.-9/64,9/64
c.-8/3,8/3
d. -64/9,64/9

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exam Other Question

Write an equation for the line contaning the indicated points.
(-4,-4) and (-3,-3) Four years ago, Katie was twice as old as Anne was then. In 6 years, Anne will be the same age that Katie is now. How old is each now?