exam Maths Puzzle Numerical Ability

Factor by grouping. Thanks!

2a^3+a^2-14a-7

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exam Other Question

2.23</sup> = N
Change this exponential equation to an equivalent equation involving a
logarithm.
A batch of products is produced using two machines namely M1 and M2. It is believed that 30% of the products are produced using machine 1. Each machine is unable to produce all ite