exam Maths Puzzle Numerical Ability

Factor completely:
x3y – 3x2y – 10xy

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exam Other Question

Factor completely:
b^2 - ab - 6a^2

Would the answer be:

(b-6a)(b+a)?? Thank you


The diameter of Mars is about 4,000 mi.
A.) Find the approximate surface area.
B.) Find the approximate volume



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