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ക്രിയ ചെയ്യുക: √45+√180 എത്ര?

A5√9

B8√5

C5√8

D9√5

Answer:

D. 9√5

Read Explanation:

45+180\sqrt{45}+\sqrt{180}

=9×5+9×5×4=\sqrt{9\times5} +\sqrt{9 \times 5 \times 4}

=35+3×25=3\sqrt5+3\times2\sqrt5

=35+65=3\sqrt5+6\sqrt5

=95=9\sqrt5

 

 

 

 


Related Questions:

10:102 :: 20 : ?

1+4+21+16=\sqrt{1+{\sqrt{4+\sqrt{{21}+{\sqrt{16}}}}}}=

2025=?\sqrt{2025}=?

If y=3+22y = 3 + 2\sqrt{2}, then find the value of y\sqrt{y}.


6√5 ന്ടെയും 2√5 ന്ടെയും ഗുണനഫലം