Solve : 7√7 × (-4√2)
Simplyfy : √3/3 - √3/6
Simplyfy : 8√21 / 4√7
Solve : (1+√5) - (4+√5)
Solve : (3√2 - √8 + √32 - √2)
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Answer:
∣
7−4
3
∣=?
Now let us factor 7−4
3
7−4
3
=7−4
3
−(
3
)
2
+(
3
)
2
=7−4
3
−3+(
3
)
2
=4−4
3
+(
3
)
2
=(2)
2
−4
3
+(
3
)
2
7−4
3
=(2−
3
)
2
∴
7−4
3
=
(2−
3
)
2
=2−
3
⇒∣
7−4
3
∣=∣2−
3
∣=2−
3
∴∣
7−4
3
∣=2−
3
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