Math, asked by MeerMishra436, 1 month ago

x = -3 find the value of m

Attachments:

Answers

Answered by WildCat7083
31

 \:  \:  \:  \:  \:  \:\huge\ \pmb{\red{«\: คꈤ \mathfrak Sฬєя \: » }} \\ \frac{ 2(-3)  ^ { 3  }    }{ 9  }  +4(-3)  ^ { 2  }  -( \frac{ 2(-3)+1  }{ 3  }  )-3m=91 \\\\ ⇒2\left(-3\right)^{3}+36\left(-3\right)^{2}-3\left(2\left(-3\right)+1\right)-27m=819 \\ \\ ⇒2\left(-27\right)+36\left(-3\right)^{2}-3\left(2\left(-3\right)+1\right)-27m=819\\ \\ ⇒ -54+36\left(-3\right)^{2}-3\left(2\left(-3\right)+1\right)-27m=819\\  \\⇒ -54+36\times 9-3\left(2\left(-3\right)+1\right)-27m=819\\ \\⇒ -54+324-3\left(2\left(-3\right) +1\right)-27m=819\\  \\⇒ 270-3\left(2\left(-3\right)+1\right)-27m=819 \\ \\⇒ 270-3\left(-6+1\right)-27m=819 \\ \\⇒ 270-3\left(-5\right)-27m=819  \\ \\⇒ 270+15-27m=819\\  \\⇒ 285-27m=819 \\ \\⇒ -27m=819-285  \\⇒ -27m=534\\  \\⇒ m=\frac{534}{-27} \\ \\⇒ m=-\frac{178}{9}\\ \\ \:  \:  \:  \:  \:  \:  \:  \:  \:  \: \huge \bold{@WildCat7083 } \\

Answered by abhashadi93
2

Answer:

 \frac{ - 178}{9}

Attachments:
Similar questions