Math, asked by mahadevihanmanawar, 11 months ago

Find the roots of equation
4a=81÷a

Answers

Answered by jkutz
0

Answer:

4a = 81/a

4a^2 = 81

4a^2 - 81 = 0

(2a + 9)(2a - 9) = 0

when 2a + 9 = 0,

a = -9/2

when 2a - 9 = 0,

a = 9/2

therefore, a = -9/2 or 9/2

Answered by bijin1628
0

Answer:

a= 4.5,-4.5 please mark as brainlist answer

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