Math, asked by nancyjaiswal4873, 8 months ago

evaluate. :(3x+4y)(5x-y)​

Answers

Answered by PharohX
1

Answer:

 \large \green{ \sf \: ANSWER}

 \sf \: (3x + 4y)(5x - y) \:  \:  \:  \:  \:  \:  \:  \:  \:   \\  =  \sf \: 3x(5x - y) + 4y(5x - y)

 \sf \:  = 15 {x}^{2}  - 3xy + 20xy - 4 {y}^{2}

 \sf \:   = 15 {x}^{2}  + 17xy - 4 {y}^{2}

Answered by sb93
1

Answer:

15x² + 17xy - 4y²

Step-by-step explanation:

Solution:

\implies \sf{(3x+4y)(5x-y) }

\implies \sf{3x(5x-y) + 4y(5x-y) }

\implies \sf{ 15x^2 - 3xy + 20xy -4y^2}

\therefore \boxed{\sf{15x^2 + 17xy - 4y^2  }}

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Mark as \mathbb{B}\sf{rainliest}, if it helps :)

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