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15a2+ab-6b2 =(?a+?b)(?a-?b) Factors of 15= 3 and 5 Factors of 6= 2 and 3 If we try (3a+2b)(5a-3b) that gives us 15a2+10ab-9ab-6b2 = 15a2+ab-6b2 therefore the answer is (3a+2b)(5a-3b)

World War Two was a time of trauma for every nation involved. It prevented overall economic growth, specifically for countries that were barely developing industrially, such as China. This is why both of ...

During strenuous activities such as exercising, the consumption of oxygen is greater than it's supply. As Oxygen is the final acceptor of electrons in the electron transport chain, without Oxygen the chai...

If the firm is able to identify the prices that each customer is willing to pay for their product, and if the company is able to charge different customers different prices. This practice is called price ...

(i) S₄=2+4+6+8=20

(ii)S₁₀₀= 2+4+...+200=2(1+2+...+100)=2(100+1)*(100/2)=10100