Find the value of 7a 6 -8 a 5 -9 a 4 - a 3

The correct option is B 7a ^ 3 8a ^ 2 +9a #160;( 7a ^ 6 8 a ^ 5 +9 a ^ 4 ) ÷ a ^ 3 = 7a ^ 6 8 a ^ 5 +9 a ^ 4 / a ^ 3 #160; #160;= a ^ 3 ...

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Division of a Polynomial by a Monomial

Find the valu...

Question

Find the value of $({7 a}^{6} - 8 a^{5} + 9 a^{4}) \div a^{3}$

{7 a}^{3} - {8 a}^{2} + 9 a

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{7 a}^{2} - 8 a + 9

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{7 a}^{4} - {8 a}^{2} + 9 a

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{7 a}^{2} - {8 a}^{2} + 9 a

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Solution

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12 {(a^{2} + 7 a)}^{2} - 8 (a^{2} + 7 a) (2 a - 1) - 15 {(2 a - 1)}^{2}

8 a^{2} + 4 a + 9

2 a^{2} - 9 a + 2

y^{2} = 4 a x

$(7 a^{2} - 63 b^{2}) = ? (a) (7 a - 9 b) (9 a + 7 b) (b) (7 a - 9 b) (7 a + 9 b) (c) 9 (a - 3 b) (a + 3 b) (d) 7 (a - 3 b) (a + 3 b)$

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