Question

39y³(50y²–98) ÷ 26y²(5y + 7)​

Answer 1

Answer:

3y(5y-7)

Step-by-step explanation:

39y³(50y²-98)÷26y²(5y+7)

39y³×2(25y²-49)÷26y²(5y+7)

(25y²-48) can be written as {(5y)²-(7)²}

= (5y-7)(5y+7)

by the formula

a²-b² =(a+b)(a-b)

{2×39y³(5y-7)(5y+7)}/{26y²(5y+7)}

3y(5y-7) Ans ....

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