bantu jawab kak bsok dikumpul .... Question from @arfanebil

arfanebil @arfanebil

October 2022 1 7 Report

bantu jawab kak bsok dikumpul

Gusti2601

$\mathbb{ \color{aqua}{ \underbrace{JAWABAN}}}$

$\tt{x} = \boxed{ \bf{ \: 2 \: }} \\$
$\tt{x} = \boxed{ \bf{ \: 3 \: }} \\$
$\tt{x} = \boxed{ \bf{ \: 4 \: }} \\$
$\tt{x} = \boxed{ \bf{ \: 5 \: }}$

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$\mathbb{ \color{orange}{ \underbrace{PENYELESAIAN}}}$

SOAL 1 :

$\boxed{ \: \begin{aligned} \tt{ {8x}^{2} + 8} &= \tt{40} \blue{\Rightarrow{ \tiny{ \boxed{ \sf{ \purple{kedua \: ruas \: dibagi \: ( \div ) \: dengan \: 8}}}}}} \\ \tt{ {x}^{2} + 1} &= \tt{5} \\ \tt{ {x}^{2} }&= \tt{5 - 1} \\ \tt{ {x}^{2} }&= \tt{4}\\ \tt{x}&= \tt{ \sqrt{4} }\\ \tt{x}&= \tt{ \red{ \boxed{ \bf{ \pink{2}}}}} \end{aligned} \: } \\ \\$

SOAL 2 :

$\boxed{ \: \begin{aligned} \tt{ {6x}^{2} - 4} &= \tt{50} \\ \tt{ {6x}^{2} } &= \tt{50 + 4} \\ \tt{ {6x}^{2} }&= \tt{54} \\ \tt{ {x}^{2} }&= \tt{ \frac{54}{6} }\\ \tt{ {x}^{2} }&= \tt{9}\\ \tt{x}&= \tt{ \sqrt{9} }\\ \tt{x}&= \tt{ \red{ \boxed{ \bf{ \pink{3}}}}} \end{aligned} \: } \\ \\$

SOAL 3 :

$\boxed{ \: \begin{aligned} \tt{ {3x}^{2} + 10} &= \tt{58} \\ \tt{ {3x}^{2} } &= \tt{58 - 10} \\ \tt{ {3x}^{2} }&= \tt{48} \\ \tt{ {x}^{2} }&= \tt{ \frac{48}{3} }\\ \tt{ {x}^{2} }&= \tt{16}\\ \tt{x}&= \tt{ \sqrt{16} }\\ \tt{x}&= \tt{ \red{ \boxed{ \bf{ \pink{4}}}}} \end{aligned} \: } \\ \\$

SOAL 4 :

$\boxed{ \: \begin{aligned} \tt{ {2x}^{2} - 12} &= \tt{38}\blue{\Rightarrow{ \tiny{ \boxed{ \sf{ \purple{kedua \: ruas \: dibagi \: ( \div ) \: dengan \: 2}}}}}} \\ \tt{ {x}^{2} - 6} &= \tt{19} \\ \tt{ {x}^{2} }&= \tt{19 + 6} \\ \tt{ {x}^{2} }&= \tt{25}\\ \tt{x}&= \tt{ \sqrt{25} }\\ \tt{x}&= \tt{ \red{ \boxed{ \bf{ \pink{5}}}}} \end{aligned} \: }$

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