Evaluate: 7√3 / √10 + √3
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7√3*(√10-√3)/(√10+√3)(√10-√3),
7√30-21/7,
√30-3
7√30-21/7,
√30-3
Answered by
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Hello Anushka!!!
=>7√3÷√10+√3
=>BY RATIONLISING,
7√3÷√10+√3 ×(√10-√3) /(√10-√3)
=>GIVES,
=> 7√30-21/√10²-√3²,
=>7√30-21/10-3,
=>7√30-21 / 7
∴, NOW WITH OUR ABOVE EXPRESSIONS WE CONCLUDE BY,
DIVIDING 7 SEPARATELY TO THE NUMERATORS,
=>7√30/7-21/7
∴,SO, BY DIVIDING,
=>√30-3=ANSWER!
THEREFORE ,√30-3 IS OUR ANSWER..
THANK YOU,
HOPE IT HELPS!!!:)))
=>7√3÷√10+√3
=>BY RATIONLISING,
7√3÷√10+√3 ×(√10-√3) /(√10-√3)
=>GIVES,
=> 7√30-21/√10²-√3²,
=>7√30-21/10-3,
=>7√30-21 / 7
∴, NOW WITH OUR ABOVE EXPRESSIONS WE CONCLUDE BY,
DIVIDING 7 SEPARATELY TO THE NUMERATORS,
=>7√30/7-21/7
∴,SO, BY DIVIDING,
=>√30-3=ANSWER!
THEREFORE ,√30-3 IS OUR ANSWER..
THANK YOU,
HOPE IT HELPS!!!:)))
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